Solar Scope Modifications

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The Double pass idea...

Last post by marktownley « Sun Aug 19, 2018 7:20 am
Replies: 9
by TheSkyBurner » Thu Aug 16, 2018 5:59 pm

9 Replies

180 Views

Last post by marktownley
Sun Aug 19, 2018 7:20 am
Details of a telecentric lens for C8 Edge and Daystar filter

Last post by rsfoto « Sun Aug 12, 2018 5:21 pm
Replies: 5
by p_zetner » Thu Jul 05, 2018 7:35 pm

5 Replies

470 Views

Last post by rsfoto
Sun Aug 12, 2018 5:21 pm
Front ERF vs Internal ERF? Minimum size?

Last post by Rusted « Sat Jul 07, 2018 6:49 am
Replies: 27
by MalVeauX » Thu May 31, 2018 4:04 pm
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27 Replies

1617 Views

Last post by Rusted
Sat Jul 07, 2018 6:49 am
lunt 50 mod

Last post by krakatoa1883 « Thu Jul 05, 2018 7:20 pm
Replies: 25
by DSobserver » Sun Apr 09, 2017 2:52 pm
1

2
25 Replies

2799 Views

Last post by krakatoa1883
Thu Jul 05, 2018 7:20 pm
Baader Telecentric - Lower flux in blue/CaK?

Last post by allhoest « Tue Jul 03, 2018 7:14 pm
Replies: 4
by allhoest » Sun Jul 01, 2018 7:42 pm

4 Replies

825 Views

Last post by allhoest
Tue Jul 03, 2018 7:14 pm
PST stage 4. The X-truder

Last post by TheSkyBurner « Tue Jul 03, 2018 5:09 am
Replies: 31
by TheSkyBurner » Thu May 24, 2018 12:22 am
1

2
31 Replies

1623 Views

Last post by TheSkyBurner
Tue Jul 03, 2018 5:09 am
Can i use my EDGEHD800 for Ha?

Last post by AndiesHandyHandies « Sun Jul 01, 2018 5:47 pm
Replies: 10
by Taipan » Wed Apr 25, 2018 5:58 pm

10 Replies

760 Views

Last post by AndiesHandyHandies
Sun Jul 01, 2018 5:47 pm
393.4 bp0.1 - yes it does exist.

Last post by Valery « Sat Jun 23, 2018 3:48 pm
Replies: 23
by TheSkyBurner » Tue Jun 19, 2018 10:46 pm

23 Replies

834 Views

Last post by Valery
Sat Jun 23, 2018 3:48 pm
Finally testing new CaK filter stack

Last post by Merlin66 « Sat Jun 23, 2018 9:00 am
Replies: 18
by Merlin66 » Fri Jun 22, 2018 1:43 am

18 Replies

524 Views

Last post by Merlin66
Sat Jun 23, 2018 9:00 am
Do you have a skybender?

Last post by TheSkyBurner « Wed Jun 20, 2018 11:05 pm
Replies: 30
by TheSkyBurner » Thu May 10, 2018 1:18 pm
1

2
30 Replies

1340 Views

Last post by TheSkyBurner
Wed Jun 20, 2018 11:05 pm
KG3 IR Absorption vs IR Blocking filters? Same?

Last post by MalVeauX « Wed Jun 20, 2018 4:23 am
Replies: 81
by MalVeauX » Wed Apr 11, 2018 4:59 pm
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2

3

4
81 Replies

3558 Views

Last post by MalVeauX
Wed Jun 20, 2018 4:23 am
Bg40 glass energy rejection.

Last post by TheSkyBurner « Tue Jun 19, 2018 2:54 am

by TheSkyBurner » Tue Jun 19, 2018 2:54 am

0 Replies

242 Views

Last post by TheSkyBurner
Tue Jun 19, 2018 2:54 am
66245 Heatsink mirror mount for 81045

Last post by TheSkyBurner « Mon Jun 18, 2018 7:21 pm
Replies: 13
by TheSkyBurner » Fri Jun 15, 2018 6:44 am

13 Replies

512 Views

Last post by TheSkyBurner
Mon Jun 18, 2018 7:21 pm
Pst objective - 46mm and 52mm

Last post by marktownley « Sun Jun 17, 2018 9:29 pm
Replies: 1
by TheSkyBurner » Sun Jun 17, 2018 9:13 pm

1 Replies

209 Views

Last post by marktownley
Sun Jun 17, 2018 9:29 pm
PST CaK mod

Last post by TheSkyBurner « Fri Jun 15, 2018 11:05 pm
Replies: 22
by Marsman » Sun Apr 29, 2018 8:17 pm

22 Replies

1619 Views

Last post by TheSkyBurner
Fri Jun 15, 2018 11:05 pm
The 81045 energy rejection mirror

Last post by TheSkyBurner « Fri Jun 15, 2018 10:41 pm
Replies: 9
by TheSkyBurner » Wed Jun 13, 2018 8:00 pm

9 Replies

413 Views

Last post by TheSkyBurner
Fri Jun 15, 2018 10:41 pm
CHEAPEST Extension Tube

Last post by TheSkyBurner « Thu Jun 07, 2018 6:34 pm
Replies: 5
by TheSkyBurner » Wed May 23, 2018 8:25 pm

5 Replies

460 Views

Last post by TheSkyBurner
Thu Jun 07, 2018 6:34 pm
WILL IT BURN? - ..Filter Killer..

Last post by TheSkyBurner « Wed Jun 06, 2018 2:54 am
Replies: 35
by TheSkyBurner » Mon May 28, 2018 5:58 pm
1

2
35 Replies

1410 Views

Last post by TheSkyBurner
Wed Jun 06, 2018 2:54 am
TWO MODELS OF PST CAK!? 1.0 and 2.0?

Last post by marktownley « Tue Jun 05, 2018 5:09 am
Replies: 2
by TheSkyBurner » Mon Jun 04, 2018 10:10 pm

2 Replies

254 Views

Last post by marktownley
Tue Jun 05, 2018 5:09 am
Lunt CaK B1800, inside visual inspection

Last post by TheSkyBurner « Sat May 26, 2018 7:25 pm
Replies: 16
by allhoest » Mon Mar 12, 2018 8:38 pm

16 Replies

1102 Views

Last post by TheSkyBurner
Sat May 26, 2018 7:25 pm
Lunt CaK Mod - Removing Etalon's adapter

Last post by allhoest « Sat May 26, 2018 6:46 pm
Replies: 5
by allhoest » Thu May 24, 2018 5:58 pm

5 Replies

349 Views

Last post by allhoest
Sat May 26, 2018 6:46 pm
Vixen VMC110L F9.4 Maksutov as Solar Scope?

Last post by marktownley « Tue May 22, 2018 11:35 am
Replies: 28
by AndiesHandyHandies » Fri Mar 30, 2018 7:49 am
1

2
28 Replies

1722 Views

Last post by marktownley
Tue May 22, 2018 11:35 am
Lenses for changing PST Focal Length

Last post by AndiesHandyHandies « Tue May 15, 2018 7:38 am
Replies: 6
by AndiesHandyHandies » Mon May 07, 2018 8:58 am

6 Replies

613 Views

Last post by AndiesHandyHandies
Tue May 15, 2018 7:38 am
Light absorbing panels

Last post by TheSkyBurner « Sun May 13, 2018 9:53 pm

by TheSkyBurner » Sun May 13, 2018 9:53 pm

0 Replies

339 Views

Last post by TheSkyBurner
Sun May 13, 2018 9:53 pm
lenses / objectives / mirrors for below 405nm

Last post by TheSkyBurner « Thu May 10, 2018 2:43 pm
Replies: 8
by TheSkyBurner » Sun May 06, 2018 12:01 am

8 Replies

551 Views

Last post by TheSkyBurner
Thu May 10, 2018 2:43 pm
A high quality telecentric 3X made by itself

Last post by mdwmark « Mon May 07, 2018 8:15 pm
Replies: 15
by antonello » Thu Feb 08, 2018 12:29 pm

15 Replies

1404 Views

Last post by mdwmark
Mon May 07, 2018 8:15 pm
Make a native F30 telescope better for Solar

Last post by marktownley « Thu May 03, 2018 9:30 pm
Replies: 10
by AndiesHandyHandies » Sat Apr 21, 2018 7:05 am

10 Replies

687 Views

Last post by marktownley
Thu May 03, 2018 9:30 pm
Maier or Beloptik PST

Last post by Merlin66 « Tue May 01, 2018 12:33 pm
Replies: 5
by 39N84W » Mon Apr 30, 2018 7:07 pm

5 Replies

456 Views

Last post by Merlin66
Tue May 01, 2018 12:33 pm
PST version and ERF insurance

Last post by Merlin66 « Mon Apr 30, 2018 11:32 pm
Replies: 1
by AndiesHandyHandies » Mon Apr 30, 2018 9:15 pm

1 Replies

290 Views

Last post by Merlin66
Mon Apr 30, 2018 11:32 pm
Looking for guidance in double-stacking an SM90 from inside a TV102i

Last post by danpro1 « Sat Apr 21, 2018 2:30 pm
Replies: 4
by danpro1 » Sat Apr 14, 2018 11:37 pm

4 Replies

544 Views

Last post by danpro1
Sat Apr 21, 2018 2:30 pm
Solar sunglasses

Last post by marktownley « Sun Apr 15, 2018 8:49 am
Replies: 4
by ausguerila » Wed Apr 11, 2018 10:54 am

4 Replies

452 Views

Last post by marktownley
Sun Apr 15, 2018 8:49 am
Maier ITF - first failure?!

Last post by DavidG « Tue Apr 10, 2018 10:01 pm
Replies: 12
by Merlin66 » Tue Apr 03, 2018 5:12 am

12 Replies

829 Views

Last post by DavidG
Tue Apr 10, 2018 10:01 pm
Lunk CaK first mod

Last post by marktownley « Tue Apr 10, 2018 7:36 pm
Replies: 3
by allhoest » Sun Apr 08, 2018 3:33 pm

3 Replies

409 Views

Last post by marktownley
Tue Apr 10, 2018 7:36 pm
PST Stage 2 Mod - Upgrade

Last post by Merlin66 « Sun Apr 08, 2018 1:12 am
Replies: 7
by Merlin66 » Sat Mar 31, 2018 12:30 am

7 Replies

616 Views

Last post by Merlin66
Sun Apr 08, 2018 1:12 am
New pst mod

Last post by Live_Steam_Mad « Wed Mar 28, 2018 12:01 pm
Replies: 12
by manu41 » Sat Mar 22, 2014 1:11 pm

12 Replies

2182 Views

Last post by Live_Steam_Mad
Wed Mar 28, 2018 12:01 pm
C11 ERF-Concept

Last post by Okay-1 « Mon Mar 26, 2018 5:36 pm
Replies: 12
by Okay-1 » Fri Mar 09, 2018 8:40 pm

12 Replies

907 Views

Last post by Okay-1
Mon Mar 26, 2018 5:36 pm
Lunt 60 mod options??

Last post by Macavity « Sat Mar 24, 2018 9:34 am
Replies: 21
by Eddie » Mon Jan 15, 2018 10:46 pm

21 Replies

1429 Views

Last post by Macavity
Sat Mar 24, 2018 9:34 am
SM60 -PST Mod double stack on ED80

Last post by marktownley « Sun Mar 04, 2018 7:11 pm
Replies: 18
by Merlin66 » Sun Jan 28, 2018 12:56 am

18 Replies

1235 Views

Last post by marktownley
Sun Mar 04, 2018 7:11 pm
Request advice on double stacking a new Meade SM90 to Coronado SM90

Last post by Bob Yoesle « Sat Feb 03, 2018 3:12 pm
Replies: 16
by CarlDD » Sun May 07, 2017 8:22 pm

16 Replies

1667 Views

Last post by Bob Yoesle
Sat Feb 03, 2018 3:12 pm
DIY Solar Scintillation Seeing Monitor with FC support

Last post by banjo « Sat Jan 20, 2018 10:48 am
Replies: 113
by RTJoe » Fri Jul 03, 2015 4:47 pm
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2

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4

5
113 Replies

13847 Views

Last post by banjo
Sat Jan 20, 2018 10:48 am
Concept model of new 12" Solar Newton

Last post by CarlDD « Sat Dec 09, 2017 12:58 am
Replies: 51
by [whrudey] » Tue May 31, 2016 6:16 pm
1

2

3
51 Replies

7316 Views

Last post by CarlDD
Sat Dec 09, 2017 12:58 am
Aperture fever and (im)possibilities of a mod

Last post by HansH « Fri Dec 08, 2017 11:35 am
Replies: 2
by HansH » Fri Dec 08, 2017 9:17 am

2 Replies

441 Views

Last post by HansH
Fri Dec 08, 2017 11:35 am
The role of the diagonal mirror in the Coronado BF10 and BF15 filters.

Last post by Merlin66 « Wed Dec 06, 2017 11:35 pm
Replies: 5
by Valery » Wed Dec 06, 2017 9:43 am

5 Replies

578 Views

Last post by Merlin66
Wed Dec 06, 2017 11:35 pm
SM40 crayford?

Last post by hopes2 « Wed Nov 22, 2017 6:44 pm
Replies: 4
by hopes2 » Sun Nov 12, 2017 3:24 am

4 Replies

533 Views

Last post by hopes2
Wed Nov 22, 2017 6:44 pm
Disassemble Coronado Blocking Filter

Last post by hopes2 « Wed Nov 22, 2017 5:14 pm
Replies: 4
by hopes2 » Mon Nov 20, 2017 4:35 pm

4 Replies

605 Views

Last post by hopes2
Wed Nov 22, 2017 5:14 pm
Coronado SM Remote adjustment

Last post by JF Roudier « Mon Nov 20, 2017 9:57 pm
Replies: 5
by rsfoto » Sun Sep 10, 2017 11:34 pm

5 Replies

801 Views

Last post by JF Roudier
Mon Nov 20, 2017 9:57 pm
Strange Solar reactions with a 60 mm Lunt MOD

Last post by marktownley « Mon Nov 20, 2017 7:15 pm
Replies: 1
by solarmax2016 » Mon Nov 20, 2017 6:45 pm

1 Replies

362 Views

Last post by marktownley
Mon Nov 20, 2017 7:15 pm
Back after a tough absence

Last post by JohnM « Sat Oct 21, 2017 3:32 pm
Replies: 4
by JohnM » Fri Oct 20, 2017 11:03 pm

4 Replies

521 Views

Last post by JohnM
Sat Oct 21, 2017 3:32 pm
150mm PST mod

Last post by bart1805 « Thu Oct 19, 2017 3:11 pm
Replies: 2
by bart1805 » Wed Oct 18, 2017 10:16 pm

2 Replies

707 Views

Last post by bart1805
Thu Oct 19, 2017 3:11 pm
Frankencope Tests! (Apologies for absence)

Last post by marktownley « Mon Oct 16, 2017 8:10 pm
Replies: 2
by Macavity » Fri Aug 18, 2017 10:44 am

2 Replies

758 Views

Last post by marktownley
Mon Oct 16, 2017 8:10 pm
Show me your lunt solar mods

Last post by SPACEBOY « Mon Oct 16, 2017 12:43 pm
Replies: 9
by SPACEBOY » Mon Oct 09, 2017 6:19 pm

9 Replies

1055 Views

Last post by SPACEBOY
Mon Oct 16, 2017 12:43 pm
Doublestack with LS50F?

Last post by marktownley « Thu Oct 05, 2017 5:19 am
Replies: 4
by bart1805 » Thu Aug 10, 2017 7:19 pm

4 Replies

684 Views

Last post by marktownley
Thu Oct 05, 2017 5:19 am
Basic question about Coronado Blocking filter

Last post by rsfoto « Tue Oct 03, 2017 6:37 pm
Replies: 13
by rsfoto » Sun Sep 17, 2017 3:02 pm

13 Replies

1257 Views

Last post by rsfoto
Tue Oct 03, 2017 6:37 pm
Omega CaK stack

Last post by Merlin66 « Sun Sep 24, 2017 10:32 pm
Replies: 9
by Merlin66 » Sat Sep 23, 2017 12:46 am

9 Replies

835 Views

Last post by Merlin66
Sun Sep 24, 2017 10:32 pm
What does a "blocking filter" consist of... ?

Last post by Merlin66 « Fri Sep 22, 2017 11:10 pm
Replies: 13
by Macavity » Wed Aug 30, 2017 9:58 am

13 Replies

1558 Views

Last post by Merlin66
Fri Sep 22, 2017 11:10 pm
Removing barlow from Quark

Last post by LTHB « Thu Sep 21, 2017 8:52 am
Replies: 17
by sulcis2000 » Mon May 01, 2017 9:03 pm

17 Replies

2086 Views

Last post by LTHB
Thu Sep 21, 2017 8:52 am
PST Mod on a SCT

Last post by marktownley « Sun Sep 10, 2017 8:57 pm
Replies: 4
by MapleRidge » Fri Sep 08, 2017 11:16 pm

4 Replies

625 Views

Last post by marktownley
Sun Sep 10, 2017 8:57 pm
PST Solarscope Modifications

Last post by Merlin66 « Sun Sep 10, 2017 6:35 am
Replies: 1
by williamhawk » Sun Sep 10, 2017 5:44 am

1 Replies

505 Views

Last post by Merlin66
Sun Sep 10, 2017 6:35 am
CAK eyepiece modification

Last post by marktownley « Fri Sep 01, 2017 10:55 am
Replies: 8
by DSobserver » Thu Jan 28, 2016 12:08 am

8 Replies

1336 Views

Last post by marktownley
Fri Sep 01, 2017 10:55 am
to Quark or not to Quark??

Last post by MapleRidge « Sun Aug 20, 2017 2:23 am
Replies: 3
by Eddie » Thu Aug 17, 2017 10:29 pm

3 Replies

632 Views

Last post by MapleRidge
Sun Aug 20, 2017 2:23 am
Focuser upgrade for my Lunt LS50 H-Alpha Scope

Last post by Live_Steam_Mad « Wed Aug 16, 2017 4:22 pm
Replies: 21
by saguaro » Fri Apr 24, 2015 1:56 am

21 Replies

4760 Views

Last post by Live_Steam_Mad
Wed Aug 16, 2017 4:22 pm
Lunt Mod

Last post by bart1805 « Tue Aug 15, 2017 6:50 pm
Replies: 7
by solarmax2016 » Sat Jun 03, 2017 2:45 am

7 Replies

1023 Views

Last post by bart1805
Tue Aug 15, 2017 6:50 pm
How to remove internal reflections

Last post by Merlin66 « Mon Aug 14, 2017 2:42 pm
Replies: 3
by DJD » Sun Aug 13, 2017 1:49 pm

3 Replies

569 Views

Last post by Merlin66
Mon Aug 14, 2017 2:42 pm
PST ERF

Last post by Solar B « Sat Aug 12, 2017 5:38 pm
Replies: 2
by Solar B » Sat Aug 12, 2017 1:34 pm

2 Replies

516 Views

Last post by Solar B
Sat Aug 12, 2017 5:38 pm
Mod TS 152/900 Individual

Last post by Galosimo « Fri Aug 11, 2017 10:04 pm
Replies: 45
by Galosimo » Tue May 05, 2015 8:44 pm
1

2
45 Replies

4445 Views

Last post by Galosimo
Fri Aug 11, 2017 10:04 pm
Have Etalon Will Travel

Last post by Okay-1 « Tue Aug 08, 2017 8:43 pm
Replies: 5
by Okay-1 » Mon Aug 07, 2017 12:01 am

5 Replies

746 Views

Last post by Okay-1
Tue Aug 08, 2017 8:43 pm
BF10 blocking filter straight through adapter

Last post by marktownley « Sat Aug 05, 2017 2:43 pm
Replies: 14
by DJD » Mon Jul 24, 2017 10:42 am

14 Replies

1227 Views

Last post by marktownley
Sat Aug 05, 2017 2:43 pm
$200 Lunt LS50 w/ 2''Baader Steeltrack focuser mod.

Last post by soulvagabond « Sat Jul 15, 2017 4:25 pm
Replies: 2
by soulvagabond » Sat Jul 15, 2017 9:55 am

2 Replies

675 Views

Last post by soulvagabond
Sat Jul 15, 2017 4:25 pm
Final Assembly LUNT 60 mm Pressure tuned MOD

Last post by marktownley « Fri Jul 14, 2017 5:11 am
Replies: 18
by solarmax2016 » Fri May 12, 2017 6:15 pm

18 Replies

2002 Views

Last post by marktownley
Fri Jul 14, 2017 5:11 am
Lunt Engineering focuser with Quark question

Last post by Robert Henry 1355 « Wed Jul 12, 2017 12:57 am

by Robert Henry 1355 » Wed Jul 12, 2017 12:57 am

0 Replies

512 Views

Last post by Robert Henry 1355
Wed Jul 12, 2017 12:57 am
Omega 656.3 H Alpha 0.15nm filter as a DS eyepiece filter.

Last post by soulvagabond « Sat Jul 08, 2017 6:10 am

by soulvagabond » Sat Jul 08, 2017 6:10 am

0 Replies

692 Views

Last post by soulvagabond
Sat Jul 08, 2017 6:10 am
Bresser 127/1200 Stage 2 Mod

Last post by FRAZ « Sat Jun 17, 2017 8:56 pm
Replies: 8
by FRAZ » Mon May 29, 2017 6:25 pm

8 Replies

1086 Views

Last post by FRAZ
Sat Jun 17, 2017 8:56 pm
Mirror coating for Hα reflection

Last post by GreatAttractor « Wed Jun 14, 2017 10:10 pm
Replies: 2
by GreatAttractor » Fri Jun 09, 2017 11:33 am

2 Replies

544 Views

Last post by GreatAttractor
Wed Jun 14, 2017 10:10 pm
Lunt LS50+Visionking 80mm/F7.5 MOD And Questions...

Last post by soulvagabond « Sun Jun 11, 2017 8:20 pm
Replies: 4
by soulvagabond » Tue Jun 06, 2017 7:56 am

4 Replies

832 Views

Last post by soulvagabond
Sun Jun 11, 2017 8:20 pm
Need a full disc HA sidekick (PST/Quark/??)

Last post by MalVeauX « Tue Jun 06, 2017 1:46 pm
Replies: 7
by MalVeauX » Sat May 27, 2017 8:57 pm

7 Replies

792 Views

Last post by MalVeauX
Tue Jun 06, 2017 1:46 pm
My observation on Quark with Lunt BF600 diagonal

Last post by soulvagabond « Sun Jun 04, 2017 2:17 pm
Replies: 2
by soulvagabond » Tue May 30, 2017 8:00 am

2 Replies

538 Views

Last post by soulvagabond
Sun Jun 04, 2017 2:17 pm
Celestron 6" Schmidt Cassegrain (SCT) with Coronado Personal Solar Telescope (PST)

Last post by Merlin66 « Sun Jun 04, 2017 2:03 pm
Replies: 2
by juhheng » Tue May 30, 2017 1:46 pm

2 Replies

646 Views

Last post by Merlin66
Sun Jun 04, 2017 2:03 pm
Lunt 50 with >100mm Lense

Last post by bhavani123 « Wed May 31, 2017 3:58 am
Replies: 8
by amendola » Thu May 04, 2017 5:16 pm

8 Replies

1142 Views

Last post by bhavani123
Wed May 31, 2017 3:58 am
How to Calculate Sun diameter inside Light Cone?

Last post by kornfeld « Fri May 05, 2017 1:30 pm
Replies: 10
by Brett » Sun Sep 20, 2015 1:00 pm

10 Replies

1479 Views

Last post by kornfeld
Fri May 05, 2017 1:30 pm
Double stacking PST/Quark question

Last post by kornfeld « Wed May 03, 2017 1:27 pm
Replies: 3
by gabrieli » Sun Apr 30, 2017 12:05 pm

3 Replies

691 Views

Last post by kornfeld
Wed May 03, 2017 1:27 pm
LUNT 50 MOD,..ADVICE NEEDED

Last post by grdc65 « Sun Apr 30, 2017 2:00 am

by grdc65 » Sun Apr 30, 2017 2:00 am

0 Replies

693 Views

Last post by grdc65
Sun Apr 30, 2017 2:00 am
Lunt 60FHa with EdgeHD 8

Last post by amendola « Thu Apr 27, 2017 9:01 pm
Replies: 4
by amendola » Mon Apr 24, 2017 9:01 pm

4 Replies

836 Views

Last post by amendola
Thu Apr 27, 2017 9:01 pm
New hard-coated filters from Andover

Last post by fjabet « Thu Apr 20, 2017 9:51 am
Replies: 11
by Bob Yoesle » Tue Jan 24, 2017 5:19 pm

11 Replies

1724 Views

Last post by fjabet
Thu Apr 20, 2017 9:51 am
CORONADO DS ETALON on a LUNTLs50HTa

Last post by marktownley « Sun Apr 16, 2017 8:44 am
Replies: 1
by grdc65 » Sun Apr 16, 2017 7:39 am

1 Replies

489 Views

Last post by marktownley
Sun Apr 16, 2017 8:44 am
minor issue with imppg

Last post by marktownley « Mon Apr 10, 2017 8:57 pm
Replies: 9
by rbenton » Tue Apr 04, 2017 6:46 am

9 Replies

943 Views

Last post by marktownley
Mon Apr 10, 2017 8:57 pm
Coronado BF thread size

Last post by Fenrir « Sat Apr 08, 2017 6:25 pm

by Fenrir » Sat Apr 08, 2017 6:25 pm

0 Replies

660 Views

Last post by Fenrir
Sat Apr 08, 2017 6:25 pm
Electronic focuser for Lunt

Last post by 04Stefan07 « Fri Apr 07, 2017 10:11 am

by 04Stefan07 » Fri Apr 07, 2017 10:11 am

0 Replies

614 Views

Last post by 04Stefan07
Fri Apr 07, 2017 10:11 am
USING BINOVIEWERS

Last post by grdc65 « Tue Mar 28, 2017 4:36 am

by grdc65 » Tue Mar 28, 2017 4:36 am

0 Replies

637 Views

Last post by grdc65
Tue Mar 28, 2017 4:36 am
Quark Chromosphere + Lunt's BF 600

Last post by marktownley « Thu Mar 16, 2017 7:50 pm
Replies: 6
by soulvagabond » Sat Mar 11, 2017 10:58 am

6 Replies

854 Views

Last post by marktownley
Thu Mar 16, 2017 7:50 pm
PST blocking filter specs.

Last post by marktownley « Sat Mar 11, 2017 8:14 am
Replies: 23
by Robert Henry 1355 » Wed Jan 25, 2017 11:19 pm

23 Replies

2115 Views

Last post by marktownley
Sat Mar 11, 2017 8:14 am
Lunt50+Daystar Quark as doublestack?

Last post by soulvagabond « Tue Mar 07, 2017 8:59 pm
Replies: 15
by soulvagabond » Thu Jan 12, 2017 5:05 am

15 Replies

2330 Views

Last post by soulvagabond
Tue Mar 07, 2017 8:59 pm
modif Pst / 150mm

Last post by Merlin66 « Thu Feb 23, 2017 5:34 am
Replies: 5
by banjo » Mon Jan 30, 2017 10:08 am

5 Replies

1170 Views

Last post by Merlin66
Thu Feb 23, 2017 5:34 am
Lunt PT mod- vibration dampening

Last post by Anthony M « Wed Feb 15, 2017 3:22 am
Replies: 5
by Anthony M » Thu Feb 09, 2017 1:28 am

5 Replies

949 Views

Last post by Anthony M
Wed Feb 15, 2017 3:22 am
Orion 80 mm PST MOD

Last post by marktownley « Sun Jan 29, 2017 10:26 pm
Replies: 3
by solarmax2016 » Sun Jan 29, 2017 2:05 pm

3 Replies

788 Views

Last post by marktownley
Sun Jan 29, 2017 10:26 pm
ES Focal Extender for Quark mod?

Last post by soulvagabond « Sat Jan 21, 2017 11:33 am
Replies: 2
by LTHB » Sat Jan 07, 2017 4:16 pm

2 Replies

670 Views

Last post by soulvagabond
Sat Jan 21, 2017 11:33 am
What did I do wrong?

Last post by brebisson « Wed Jan 18, 2017 7:31 pm
Replies: 2
by brebisson » Tue Jan 17, 2017 11:52 am

2 Replies

852 Views

Last post by brebisson
Wed Jan 18, 2017 7:31 pm
PST question

Last post by Robert Henry 1355 « Mon Jan 16, 2017 11:13 pm
Replies: 12
by Robert Henry 1355 » Sun Jan 08, 2017 3:52 pm

12 Replies

1130 Views

Last post by Robert Henry 1355
Mon Jan 16, 2017 11:13 pm
PST Mod Query and update

Last post by Merlin66 « Mon Jan 09, 2017 3:22 am
Replies: 1
by Sungrazer » Sun Jan 08, 2017 11:00 am

1 Replies

693 Views

Last post by Merlin66
Mon Jan 09, 2017 3:22 am
Astronomik IR Block filter as internal ERF

Last post by Merlin66 « Wed Dec 28, 2016 9:07 pm
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by Vicchio » Mon Dec 12, 2016 9:03 am

12 Replies

1770 Views

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9 Replies

1232 Views

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my "Sunlux" PST mod

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5 Replies

1306 Views

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by rbenton » Fri Dec 09, 2016 6:54 pm

0 Replies

686 Views

Last post by rbenton
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my little lunt60 mod

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Replies: 55
by highfnum » Mon Jun 02, 2014 1:06 am
1

2

3
55 Replies

4507 Views

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by Bassoon » Sun Nov 27, 2016 10:21 am

2 Replies

710 Views

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by soulvagabond » Wed Nov 23, 2016 6:06 am

4 Replies

854 Views

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Replies: 19
by _Zakalwe » Wed Apr 23, 2014 7:54 am

19 Replies

2273 Views

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1 Replies

616 Views

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by Merlin66 » Thu Oct 27, 2016 5:51 am

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775 Views

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1198 Views

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14 Replies

2788 Views

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17 Replies

2214 Views

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8 Replies

1674 Views

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2 Replies

947 Views

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10 Replies

2336 Views

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by Cometeer » Fri Aug 12, 2016 10:21 pm

0 Replies

840 Views

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3179 Views

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by marktownley » Sun Dec 27, 2015 9:34 pm

22 Replies

4853 Views

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5 Replies

1087 Views

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2 Replies

923 Views

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by highfnum » Mon Jul 04, 2016 9:32 am

9 Replies

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by tklemmer » Mon Dec 28, 2015 9:08 pm

13 Replies

2141 Views

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6 Replies

1300 Views

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5 Replies

1347 Views

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Replies: 3
by GaborKiss » Mon May 30, 2016 3:35 pm

3 Replies

832 Views

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For Gabor

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by GaborKiss » Mon May 30, 2016 3:32 pm

0 Replies

840 Views

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18 Replies

1810 Views

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Replies: 4
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4 Replies

909 Views

Last post by GaborKiss
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Just blocking filters.

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Replies: 5
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5 Replies

909 Views

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Replies: 6
by Bojan » Tue May 03, 2016 2:42 pm

6 Replies

1178 Views

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1

2

3
55 Replies

4218 Views

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7 Replies

1493 Views

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1915 Views

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1 Replies

864 Views

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Baader HA 35nm as D-ERF in 60mm PST Mod?

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Replies: 4
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4 Replies

1191 Views

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by marktownley » Thu Apr 14, 2016 8:02 pm

0 Replies

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4 Replies

1111 Views

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Best instruction for PST mod

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Replies: 1
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1 Replies

837 Views

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1102 Views

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by GreatAttractor » Mon Apr 04, 2016 8:05 pm

4 Replies

2293 Views

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by marktownley » Tue Apr 05, 2016 8:16 am

0 Replies

1058 Views

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by bilbo » Fri Apr 01, 2016 8:07 pm

4 Replies

1088 Views

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by marktownley » Mon Apr 04, 2016 1:29 pm

0 Replies

854 Views

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Replies: 1
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1 Replies

628 Views

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PST stage 1 can I remove the black box ERF

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2 Replies

899 Views

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1005 Views

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Determining Scale of the Earth

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by Starry Jack » Sun Mar 06, 2016 8:07 pm

7 Replies

1024 Views

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1163 Views

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15 Replies

2440 Views

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PST etalon (or similar) in a telecentric beam

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Replies: 86
by Merlin66 » Sat Apr 12, 2014 10:35 pm
1

2

3

4
86 Replies

8755 Views

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5 Replies

1044 Views

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6 Replies

1335 Views

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Mon Feb 01, 2016 7:45 am
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Replies: 3
by Carbon60 » Wed Jan 06, 2016 8:35 pm

3 Replies

1084 Views

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Setup with HaT

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by fjabet » Mon Mar 23, 2015 8:49 am

13 Replies

2023 Views

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quick lunt 60mm question

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1 Replies

633 Views

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Lunt Solar 60mm diameter of the etalon

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1 Replies

817 Views

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PST mod Telescope question.

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by aboy » Sat Dec 19, 2015 2:39 pm

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1461 Views

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828 Views

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Quark mod into combo

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by DSobserver » Wed Dec 09, 2015 1:18 pm

10 Replies

1286 Views

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Solar Newtonian 8"

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Replies: 47
by [whrudey] » Mon Nov 23, 2015 5:33 pm
1

2
47 Replies

4669 Views

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Sun Dec 13, 2015 4:44 pm
Dreaming of a Dichroic Mirror

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Replies: 6
by michael.h.f.wilkinson » Mon Dec 07, 2015 9:17 am

6 Replies

883 Views

Last post by michael.h.f.wilkinson
Wed Dec 09, 2015 12:07 pm
Last but not least, my biggest Mod

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Replies: 6
by Solar-Cologne » Wed Nov 18, 2015 3:15 pm

6 Replies

1378 Views

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H-Alpha Double-Refractor ?

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Replies: 9
by Solar-Cologne » Thu Nov 12, 2015 6:35 am

9 Replies

1554 Views

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Best donor scope for pst mod?

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Replies: 8
by Fenrir » Tue Sep 15, 2015 8:53 pm

8 Replies

1668 Views

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Sun Nov 15, 2015 2:08 pm
My fourth PST-Mod

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Replies: 2
by Solar-Cologne » Sun Nov 15, 2015 12:17 pm

2 Replies

982 Views

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Sun Nov 15, 2015 12:38 pm
Now my third PST-Mod

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Replies: 2
by Solar-Cologne » Sat Nov 14, 2015 9:24 am

2 Replies

963 Views

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From 50 to 60 DS?

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Replies: 23
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23 Replies

2789 Views

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Sat Nov 14, 2015 11:21 am
My second PST-Mod

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Replies: 1
by Solar-Cologne » Fri Nov 13, 2015 5:08 pm

1 Replies

748 Views

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Sat Nov 14, 2015 8:39 am
Budget 150mm ERF .... quark

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Replies: 8
by Solar B » Sat Sep 05, 2015 9:41 pm

8 Replies

1255 Views

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Fri Nov 13, 2015 8:43 pm
I start with my first PST-Mod

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Replies: 1
by Solar-Cologne » Thu Nov 12, 2015 12:23 pm

1 Replies

705 Views

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Thu Nov 12, 2015 7:26 pm
pst etalon and my 4 inch F12 refractor

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Replies: 2
by highfnum » Sat Oct 31, 2015 6:11 pm

2 Replies

833 Views

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Sun Nov 01, 2015 8:53 am
Next version of Mod showing great promise

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Replies: 4
by Starry Jack » Mon Oct 26, 2015 12:12 am

4 Replies

971 Views

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Sun Nov 01, 2015 8:52 am
my test using home made 90mm scope and adding pst etalon

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Replies: 5
by highfnum » Thu Oct 22, 2015 11:55 pm

5 Replies

1058 Views

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Sun Nov 01, 2015 8:51 am
Baader 60mm f/4.1 Vario Finder SOLAR MOD

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Replies: 6
by pedro » Sat Oct 17, 2015 12:32 pm

6 Replies

1146 Views

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Sat Oct 31, 2015 9:42 pm
Rusty BF5

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Replies: 7
by Solar B » Fri Oct 02, 2015 7:31 pm

7 Replies

1247 Views

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Fri Oct 23, 2015 4:23 am
SM40 neoprene screw

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Replies: 1
by Solar B » Tue Oct 20, 2015 6:42 pm

1 Replies

574 Views

Last post by solarscope180
Tue Oct 20, 2015 8:49 pm
st80 with solarmax 60 double stack front ealon

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Replies: 3
by BertUK » Thu Oct 01, 2015 8:28 pm

3 Replies

739 Views

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Fri Oct 02, 2015 10:55 pm
Coronado BF30

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Replies: 1
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1 Replies

780 Views

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Fri Oct 02, 2015 5:08 am
Newton Rings related to stress birefringence?

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Replies: 4
by Neo » Wed Sep 23, 2015 10:06 am

4 Replies

780 Views

Last post by Merlin66
Sat Sep 26, 2015 12:32 am
sm60 double stack

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Replies: 9
by BertUK » Mon Sep 07, 2015 8:25 pm

9 Replies

1214 Views

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Tue Sep 08, 2015 6:22 pm
I have a PST (40mm)... Need to clean scope

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Replies: 5
by RonDzen » Sat Aug 29, 2015 3:13 pm

5 Replies

986 Views

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Thu Sep 03, 2015 10:05 am
Quark modification- fully screwed connections

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Replies: 13
by _Zakalwe » Mon Aug 17, 2015 8:29 pm

13 Replies

2169 Views

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Tue Sep 01, 2015 11:00 am
CaK module ERF

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by Bob Yoesle » Tue Jun 09, 2015 9:57 pm

18 Replies

3079 Views

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Mon Aug 31, 2015 8:22 pm
Etalon reconnecting, Success !!!

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Replies: 5
by DavidG » Sat Aug 22, 2015 4:07 pm

5 Replies

1058 Views

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Recover a tiny BF, it's possible if ?

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Replies: 8
by Geremia Forino » Fri Aug 21, 2015 3:49 pm

8 Replies

1135 Views

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Sun Aug 23, 2015 7:59 am
Beloptik to stack a Quark

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Replies: 31
by Solar B » Mon Aug 03, 2015 3:45 pm
1

2
31 Replies

3564 Views

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Tue Aug 18, 2015 3:24 pm
Question about back filters (Daystar, Solar spectrum)

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Replies: 8
by Geremia Forino » Fri Aug 14, 2015 8:10 pm

8 Replies

1262 Views

Last post by Geremia Forino
Mon Aug 17, 2015 2:06 pm
Stacking a PST

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Replies: 5
by Solar B » Sat Aug 08, 2015 11:29 am

5 Replies

933 Views

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Sun Aug 09, 2015 12:06 am
Quark +PST mod

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Replies: 5
by DSobserver » Sat Aug 08, 2015 5:10 pm

5 Replies

848 Views

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Sat Aug 08, 2015 11:07 pm
Any Bob Ebay ERF filters for CaK?

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Replies: 5
by Brett » Sun Jul 26, 2015 7:22 pm

5 Replies

814 Views

Last post by Brett
Tue Jul 28, 2015 1:55 pm
What scope for the PST Mod?

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Replies: 13
by Dark Neptune » Sat Jun 20, 2015 8:40 am

13 Replies

1750 Views

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SolarMaxII 150mm Mod

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Replies: 14
by Aleksey Polyakov » Fri Jun 26, 2015 9:13 am

14 Replies

2411 Views

Last post by KD0NPT-Astro
Mon Jul 06, 2015 12:16 am
Greating!

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Replies: 3
by PEterW » Sun Jul 05, 2015 7:16 pm

3 Replies

741 Views

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Sun Jul 05, 2015 7:42 pm
I used to be a PST but look at me now

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Replies: 1
by axlefoley » Fri Jul 03, 2015 2:56 am

1 Replies

748 Views

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Fri Jul 03, 2015 5:01 pm
Internal DERF ina Schmidt Cassegrain

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Replies: 4
by sulcis2000 » Wed Jul 01, 2015 9:49 pm

4 Replies

757 Views

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Thu Jul 02, 2015 8:06 am
PST type 1 or 2 mod with an SM60 internal???

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Replies: 11
by longtech » Thu Jun 18, 2015 4:48 am

11 Replies

1222 Views

Last post by longtech
Fri Jun 19, 2015 6:26 pm
FT focuser motorization with Orion Accufocus

Last post by _Zakalwe « Fri Jun 19, 2015 8:56 am
Replies: 6
by Marco Michelassi » Tue Jun 16, 2015 5:41 pm

6 Replies

1342 Views

Last post by _Zakalwe
Fri Jun 19, 2015 8:56 am
PST modification questions

Last post by Merlin66 « Thu Jun 18, 2015 10:31 am
Replies: 26
by aboy » Thu May 14, 2015 5:16 pm
1

2
26 Replies

2467 Views

Last post by Merlin66
Thu Jun 18, 2015 10:31 am
Quark tuning dial

Last post by DSobserver « Fri Jun 12, 2015 8:34 pm
Replies: 6
by axlefoley » Sat May 30, 2015 3:22 am

6 Replies

896 Views

Last post by DSobserver
Fri Jun 12, 2015 8:34 pm
Replace PST 20mm etalon with a Solarmax II 60mm one?

Last post by axlefoley « Sun May 31, 2015 12:21 am
Replies: 19
by Moriniboy » Mon Apr 20, 2015 1:23 pm

19 Replies

2337 Views

Last post by axlefoley
Sun May 31, 2015 12:21 am
Need an adapter

Last post by axlefoley « Sat May 30, 2015 5:53 am
Replies: 7
by axlefoley » Sun May 24, 2015 4:24 am

7 Replies

988 Views

Last post by axlefoley
Sat May 30, 2015 5:53 am
newton PST mod

Last post by mdwmark « Fri May 29, 2015 12:54 am
Replies: 8
by DSobserver » Tue May 26, 2015 9:23 pm

8 Replies

1191 Views

Last post by mdwmark
Fri May 29, 2015 12:54 am
PST mod1 on a C8 without ERF

Last post by antonello « Fri May 22, 2015 6:24 am
Replies: 7
by DSobserver » Wed May 20, 2015 6:58 pm

7 Replies

1438 Views

Last post by antonello
Fri May 22, 2015 6:24 am
Solar Continuum - leaky filter mount

Last post by antonello « Thu May 21, 2015 5:25 pm
Replies: 8
by Neo » Thu May 07, 2015 8:22 pm

8 Replies

931 Views

Last post by antonello
Thu May 21, 2015 5:25 pm
Quark and suitable scope

Last post by axlefoley « Thu May 21, 2015 8:59 am
Replies: 14
by axlefoley » Fri May 08, 2015 10:16 am

14 Replies

1560 Views

Last post by axlefoley
Thu May 21, 2015 8:59 am
Big C11 options....

Last post by swisswalter « Wed May 20, 2015 4:17 am
Replies: 31
by PEterW » Fri Mar 27, 2015 7:40 pm
1

2
31 Replies

3957 Views

Last post by swisswalter
Wed May 20, 2015 4:17 am
PST swap mod?

Last post by swisswalter « Wed May 20, 2015 4:16 am
Replies: 16
by twhite » Wed Apr 15, 2015 4:04 am

16 Replies

1718 Views

Last post by swisswalter
Wed May 20, 2015 4:16 am
Shapey Lens for Lunt LS60PT and DMK41

Last post by marktownley « Sun May 17, 2015 7:11 am
Replies: 2
by Gert » Sun May 17, 2015 1:33 am

2 Replies

651 Views

Last post by marktownley
Sun May 17, 2015 7:11 am
Help on Decontacted Etalon

Last post by marktownley « Sun May 17, 2015 7:03 am
Replies: 23
by Geremia Forino » Wed Apr 15, 2015 5:52 pm

23 Replies

2925 Views

Last post by marktownley
Sun May 17, 2015 7:03 am
Coronado diagonal ERF

Last post by marktownley « Sat May 16, 2015 8:56 pm
Replies: 2
by Moriniboy » Fri May 15, 2015 9:19 pm

2 Replies

782 Views

Last post by marktownley
Sat May 16, 2015 8:56 pm
PST etalon spacer

Last post by swisswalter « Sat May 16, 2015 5:49 am
Replies: 3
by swisswalter » Fri May 15, 2015 4:16 pm

3 Replies

799 Views

Last post by swisswalter
Sat May 16, 2015 5:49 am
Barlow F30?

Last post by Galosimo « Thu May 07, 2015 7:44 pm
Replies: 17
by Galosimo » Tue Apr 28, 2015 12:32 pm

17 Replies

2424 Views

Last post by Galosimo
Thu May 07, 2015 7:44 pm
Etalon spacers thickness.

Last post by etatsolarchat « Sun May 03, 2015 3:35 am
Replies: 28
by Valery » Fri Mar 06, 2015 3:14 pm
1

2
28 Replies

3404 Views

Last post by etatsolarchat
Sun May 03, 2015 3:35 am
a demo with skybender

Last post by marktownley « Sat May 02, 2015 7:07 am
Replies: 3
by highfnum » Fri May 01, 2015 4:49 pm

3 Replies

741 Views

Last post by marktownley
Sat May 02, 2015 7:07 am
Blocking filter mirror.

Last post by mdwmark « Fri May 01, 2015 7:51 am
Replies: 6
by GUS » Wed Apr 29, 2015 8:38 am

6 Replies

1046 Views

Last post by mdwmark
Fri May 01, 2015 7:51 am
Is it safe to remove one of the ERF's on a Lunt 100 mm DS?

Last post by marktownley « Fri May 01, 2015 7:35 am
Replies: 4
by OTangen » Thu Apr 30, 2015 8:13 pm

4 Replies

767 Views

Last post by marktownley
Fri May 01, 2015 7:35 am
Tube ring for precise tilt of filters

Last post by swisswalter « Wed Apr 29, 2015 4:19 am
Replies: 3
by antonello » Tue Apr 28, 2015 10:12 am

3 Replies

1078 Views

Last post by swisswalter
Wed Apr 29, 2015 4:19 am
New solarmax 90 focuser

Last post by DSobserver « Mon Apr 27, 2015 4:21 pm
Replies: 8
by DSobserver » Sun Apr 12, 2015 10:59 am

8 Replies

1294 Views

Last post by DSobserver
Mon Apr 27, 2015 4:21 pm
Using an f6.5 152 Refractor for Stage One Mod

Last post by Merlin66 « Fri Apr 24, 2015 10:38 pm
Replies: 6
by Starry Jack » Mon Apr 20, 2015 2:19 am

6 Replies

1029 Views

Last post by Merlin66
Fri Apr 24, 2015 10:38 pm
ZWOASI120MM and Too Much Light

Last post by marktownley « Fri Apr 17, 2015 8:07 pm
Replies: 17
by Starry Jack » Mon Apr 13, 2015 3:51 pm

17 Replies

1940 Views

Last post by marktownley
Fri Apr 17, 2015 8:07 pm
Whole disk or nearly, with my Daystar Quantum 0.6A

Last post by dellecavet « Wed Apr 15, 2015 7:08 am
Replies: 9
by dellecavet » Mon Apr 13, 2015 5:20 pm

9 Replies

1314 Views

Last post by dellecavet
Wed Apr 15, 2015 7:08 am
Lunt Ls60PT... Chasing better views...

Last post by swisswalter « Mon Apr 13, 2015 5:00 am
Replies: 5
by footbag » Sat Apr 11, 2015 4:00 pm

5 Replies

974 Views

Last post by swisswalter
Mon Apr 13, 2015 5:00 am
modification helioscope Scopium in Ha

Last post by swisswalter « Wed Apr 08, 2015 5:51 pm
Replies: 5
by JF Roudier » Sun Apr 05, 2015 4:04 pm

5 Replies

905 Views

Last post by swisswalter
Wed Apr 08, 2015 5:51 pm
well here it is sun omega bob caH

Last post by Valery « Tue Apr 07, 2015 6:59 am
Replies: 39
by highfnum » Sat Jan 17, 2015 6:27 pm
1

2
39 Replies

3675 Views

Last post by Valery
Tue Apr 07, 2015 6:59 am
Pleased as Punch: Alignment fixed and images getting better

Last post by Starry Jack « Sun Apr 05, 2015 6:49 am
Replies: 13
by Starry Jack » Sun Mar 29, 2015 6:53 am

13 Replies

1681 Views

Last post by Starry Jack
Sun Apr 05, 2015 6:49 am
PST Mod Complete

Last post by swisswalter « Thu Apr 02, 2015 4:26 am
Replies: 18
by seti_v2 » Sun Mar 15, 2015 3:30 pm

18 Replies

2533 Views

Last post by swisswalter
Thu Apr 02, 2015 4:26 am
played with 2 omega cak and skybender to tilt

Last post by marktownley « Tue Mar 31, 2015 6:32 am
Replies: 4
by highfnum » Mon Mar 30, 2015 9:51 pm

4 Replies

840 Views

Last post by marktownley
Tue Mar 31, 2015 6:32 am
Blocking Filter alternatives

Last post by antonello « Fri Mar 27, 2015 8:17 am
Replies: 21
by seti_v2 » Thu Mar 12, 2015 3:59 pm

21 Replies

2793 Views

Last post by antonello
Fri Mar 27, 2015 8:17 am
Improving contrast on a Daystar... double stack?

Last post by Valery « Sun Mar 22, 2015 7:28 am
Replies: 28
by GHarris » Sat Mar 07, 2015 10:27 am
1

2
28 Replies

2930 Views

Last post by Valery
Sun Mar 22, 2015 7:28 am
pst mod experimentation

Last post by bandazar « Fri Mar 13, 2015 1:30 pm
Replies: 11
by bandazar » Sat Mar 07, 2015 1:02 pm

11 Replies

1363 Views

Last post by bandazar
Fri Mar 13, 2015 1:30 pm
Burnt Mini ERF

Last post by swisswalter « Tue Mar 10, 2015 7:40 pm
Replies: 6
by seti_v2 » Tue Mar 10, 2015 12:48 pm

6 Replies

1004 Views

Last post by swisswalter
Tue Mar 10, 2015 7:40 pm
Change Focuser Double-Stack Meade/Coronado SolarMax II 90?

Last post by marktownley « Sun Mar 01, 2015 7:32 am
Replies: 7
by 124Spider » Thu Oct 30, 2014 5:08 pm

7 Replies

1478 Views

Last post by marktownley
Sun Mar 01, 2015 7:32 am
First light ready...just need the Sun

Last post by Valery « Sat Feb 28, 2015 8:08 am
Replies: 32
by Starry Jack » Sun Feb 22, 2015 11:05 pm
1

2
32 Replies

2266 Views

Last post by Valery
Sat Feb 28, 2015 8:08 am
A Filter Journey

Last post by Bob Yoesle « Thu Feb 26, 2015 3:36 am
Replies: 22
by Bob Yoesle » Thu Feb 05, 2015 6:55 am

22 Replies

2412 Views

Last post by Bob Yoesle
Thu Feb 26, 2015 3:36 am
How can I modify my CaK PST?

Last post by marktownley « Wed Feb 25, 2015 6:44 am
Replies: 18
by eroel » Mon Jan 19, 2015 2:39 pm

18 Replies

1895 Views

Last post by marktownley
Wed Feb 25, 2015 6:44 am
Index of Air

Last post by swisswalter « Wed Feb 25, 2015 5:13 am
Replies: 61
by colinsk » Sun Jul 22, 2012 11:15 pm
1

2

3
61 Replies

4023 Views

Last post by swisswalter
Wed Feb 25, 2015 5:13 am
Band pass of different blocking filters.

Last post by swisswalter « Sat Feb 21, 2015 7:53 am
Replies: 6
by Valery » Fri Feb 20, 2015 5:55 am

6 Replies

955 Views

Last post by swisswalter
Sat Feb 21, 2015 7:53 am
New member starting pst mod

Last post by dgcclubmaker « Thu Feb 19, 2015 9:22 pm
Replies: 65
by dgcclubmaker » Sat Dec 21, 2013 9:01 pm
1

2

3
65 Replies

4809 Views

Last post by dgcclubmaker
Thu Feb 19, 2015 9:22 pm
Reducing the Image Scale of the Quark

Last post by Derek Klepp « Tue Feb 17, 2015 9:52 am
Replies: 4
by marktownley » Mon Feb 16, 2015 11:35 pm

4 Replies

1218 Views

Last post by Derek Klepp
Tue Feb 17, 2015 9:52 am
Is a Lunt ERF all that is needed for a Stage 1 PST Mod

Last post by Starry Jack « Sun Feb 15, 2015 7:03 am
Replies: 5
by Starry Jack » Sun Feb 15, 2015 12:49 am

5 Replies

816 Views

Last post by Starry Jack
Sun Feb 15, 2015 7:03 am
150mm PST mod with a replacement collimating lens

Last post by Carbon60 « Sun Feb 15, 2015 7:02 am
Replies: 5
by robert » Sat Feb 14, 2015 5:37 pm

5 Replies

1368 Views

Last post by Carbon60
Sun Feb 15, 2015 7:02 am
Solarscope Project

Last post by Derek Klepp « Wed Feb 11, 2015 7:52 am
Replies: 16
by solarscope180 » Mon Mar 03, 2014 1:20 am

16 Replies

1756 Views

Last post by Derek Klepp
Wed Feb 11, 2015 7:52 am
Dedicated ERFs versus Filters

Last post by Starry Jack « Sun Feb 08, 2015 2:16 pm
Replies: 17
by Starry Jack » Wed Feb 04, 2015 10:53 pm

17 Replies

1815 Views

Last post by Starry Jack
Sun Feb 08, 2015 2:16 pm
White light filter as an ERF

Last post by Starry Jack « Fri Feb 06, 2015 2:27 am
Replies: 8
by Starry Jack » Tue Feb 03, 2015 3:49 pm

8 Replies

912 Views

Last post by Starry Jack
Fri Feb 06, 2015 2:27 am
C8 + PST?

Last post by Merlin66 « Wed Feb 04, 2015 3:57 am
Replies: 45
by Wah » Sun Jan 18, 2015 12:08 pm
1

2
45 Replies

3803 Views

Last post by Merlin66
Wed Feb 04, 2015 3:57 am
Which negative lens for collimated beam.

Last post by marktownley « Sat Jan 31, 2015 9:24 am
Replies: 34
by GUS » Mon Oct 13, 2014 1:04 am
1

2
34 Replies

2733 Views

Last post by marktownley
Sat Jan 31, 2015 9:24 am
Omeag Bob's Ca H filters.

Last post by highfnum « Sun Jan 25, 2015 8:55 am
Replies: 20
by Valery » Thu Jan 15, 2015 5:11 am

20 Replies

1836 Views

Last post by highfnum
Sun Jan 25, 2015 8:55 am
omega Ha ss & CaK 2Ang & nb4 ds solar image

Last post by marktownley « Fri Jan 23, 2015 6:48 am
Replies: 4
by ham » Thu Jan 22, 2015 1:17 pm

4 Replies

958 Views

Last post by marktownley
Fri Jan 23, 2015 6:48 am
Importance in quality for mod scope (PST)

Last post by dgcclubmaker « Thu Jan 22, 2015 11:25 pm
Replies: 5
by HomerPepsi » Tue Jan 13, 2015 7:01 pm

5 Replies

937 Views

Last post by dgcclubmaker
Thu Jan 22, 2015 11:25 pm
One step beyond Stage 1 & 2

Last post by swisswalter « Mon Jan 19, 2015 8:13 pm
Replies: 24
by Neo » Mon Dec 22, 2014 1:55 pm

24 Replies

2123 Views

Last post by swisswalter
Mon Jan 19, 2015 8:13 pm
Omega bob's CaK filter

Last post by marktownley « Sat Jan 17, 2015 7:38 pm
Replies: 50
by swisswalter » Thu Dec 25, 2014 5:20 am
1

2

3
50 Replies

3201 Views

Last post by marktownley
Sat Jan 17, 2015 7:38 pm
Great resource for amateurs

Last post by Neo « Fri Jan 16, 2015 7:52 am
Replies: 4
by Merlin66 » Thu Jan 15, 2015 11:35 pm

4 Replies

656 Views

Last post by Neo
Fri Jan 16, 2015 7:52 am
Daystar Filters Blocker Transmission Curves

Last post by swisswalter « Thu Jan 15, 2015 5:50 am
Replies: 41
by marktownley » Sat Nov 29, 2014 5:34 pm
1

2
41 Replies

3531 Views

Last post by swisswalter
Thu Jan 15, 2015 5:50 am
Omega Bob ERF

Last post by Valery « Thu Jan 15, 2015 4:52 am
Replies: 9
by Brett » Tue Jan 13, 2015 9:10 am

9 Replies

1181 Views

Last post by Valery
Thu Jan 15, 2015 4:52 am
PST mod adaptors - AOKSwiss??

Last post by Merlin66 « Tue Jan 13, 2015 8:02 am
Replies: 10
by Merlin66 » Sun Jan 11, 2015 1:37 am

10 Replies

1110 Views

Last post by Merlin66
Tue Jan 13, 2015 8:02 am
What do you think about this CaK combo?

Last post by Brett « Mon Jan 12, 2015 11:44 am
Replies: 19
by Brett » Tue Jan 06, 2015 7:53 am

19 Replies

1647 Views

Last post by Brett
Mon Jan 12, 2015 11:44 am
CaK blocking filter question

Last post by marktownley « Mon Jan 05, 2015 7:09 am
Replies: 16
by Brett » Sat Dec 20, 2014 11:18 pm

16 Replies

1338 Views

Last post by marktownley
Mon Jan 05, 2015 7:09 am
Double stacked PST etalons anyone?

Last post by Valery « Mon Jan 05, 2015 5:30 am
Replies: 3
by Valery » Sun Jan 04, 2015 11:04 pm

3 Replies

668 Views

Last post by Valery
Mon Jan 05, 2015 5:30 am
Herschel Wedge, CaK or Ha module Housings

Last post by swisswalter « Sun Jan 04, 2015 7:31 am
Replies: 8
by Brett » Fri Jan 02, 2015 7:19 pm

8 Replies

967 Views

Last post by swisswalter
Sun Jan 04, 2015 7:31 am
upgrade to my home made HAU

Last post by marktownley « Sat Jan 03, 2015 10:12 am
Replies: 5
by highfnum » Sat Jan 03, 2015 12:05 am

5 Replies

717 Views

Last post by marktownley
Sat Jan 03, 2015 10:12 am
CaK mod with Solar Wedge

Last post by swisswalter « Fri Dec 26, 2014 10:01 pm
Replies: 17
by MapleRidge » Fri Sep 12, 2014 12:51 pm

17 Replies

1417 Views

Last post by swisswalter
Fri Dec 26, 2014 10:01 pm
Straight through BF

Last post by swisswalter « Fri Dec 26, 2014 2:35 pm
Replies: 5
by GUS » Fri Dec 26, 2014 3:24 am

5 Replies

811 Views

Last post by swisswalter
Fri Dec 26, 2014 2:35 pm
Help please

Last post by axlefoley « Mon Dec 22, 2014 6:36 am
Replies: 5
by axlefoley » Sun Dec 21, 2014 6:44 am

5 Replies

661 Views

Last post by axlefoley
Mon Dec 22, 2014 6:36 am
Blockfilter performance and f-ratio

Last post by michael.h.f.wilkinson « Mon Dec 15, 2014 9:03 am
Replies: 11
by Neo » Thu Dec 04, 2014 10:26 pm

11 Replies

925 Views

Last post by michael.h.f.wilkinson
Mon Dec 15, 2014 9:03 am
Some thoughts please

Last post by axlefoley « Sun Dec 14, 2014 5:47 am
Replies: 9
by axlefoley » Sat Dec 13, 2014 12:04 am

9 Replies

857 Views

Last post by axlefoley
Sun Dec 14, 2014 5:47 am
Mod of WO 81 GT and SW 120mm refractor with Lunt 60 H-Alpha

Last post by Parag « Thu Dec 11, 2014 3:26 am
Replies: 2
by Parag » Wed Dec 10, 2014 12:38 pm

2 Replies

766 Views

Last post by Parag
Thu Dec 11, 2014 3:26 am
lunt60 + Quark + .60 reducer

Last post by Parag « Wed Dec 10, 2014 12:24 pm
Replies: 22
by highfnum » Sat Sep 27, 2014 7:10 pm

22 Replies

1876 Views

Last post by Parag
Wed Dec 10, 2014 12:24 pm
2 Additions to my 100mm Skywatcher Mod

Last post by Solarhound « Thu Dec 04, 2014 5:24 pm
Replies: 6
by Solarhound » Wed Dec 03, 2014 7:27 pm

6 Replies

1064 Views

Last post by Solarhound
Thu Dec 04, 2014 5:24 pm
Lunt 35 modification to larger aperture

Last post by swisswalter « Mon Dec 01, 2014 8:57 pm
Replies: 15
by GreatAttractor » Fri Oct 10, 2014 8:59 pm

15 Replies

2949 Views

Last post by swisswalter
Mon Dec 01, 2014 8:57 pm
CaK Herschel wedge mod details

Last post by michael.h.f.wilkinson « Sat Nov 29, 2014 9:46 am
Replies: 5
by thesmiths » Sun Nov 09, 2014 3:28 am

5 Replies

1490 Views

Last post by michael.h.f.wilkinson
Sat Nov 29, 2014 9:46 am
Attention Modders

Last post by solarchat « Thu Nov 13, 2014 6:05 pm
Replies: 3
by solarchat » Mon Oct 20, 2014 12:30 pm

3 Replies

998 Views

Last post by solarchat
Thu Nov 13, 2014 6:05 pm
Big AR small scope

Last post by swisswalter « Sun Oct 26, 2014 6:45 am
Replies: 10
by papamidnight » Tue Oct 21, 2014 2:28 am

10 Replies

1348 Views

Last post by swisswalter
Sun Oct 26, 2014 6:45 am
Solarmax 60 help

Last post by ischua « Wed Oct 22, 2014 11:27 pm
Replies: 14
by ischua » Fri Oct 10, 2014 9:59 pm

14 Replies

1171 Views

Last post by ischua
Wed Oct 22, 2014 11:27 pm
It's official..

Last post by marktownley « Sat Oct 18, 2014 8:47 am
Replies: 13
by swisswalter » Mon Sep 29, 2014 4:21 am

13 Replies

1947 Views

Last post by marktownley
Sat Oct 18, 2014 8:47 am
Quark and 2" eps

Last post by Pablito « Fri Oct 10, 2014 8:57 am
Replies: 31
by Pablito » Fri May 16, 2014 8:00 am
1

2
31 Replies

3326 Views

Last post by Pablito
Fri Oct 10, 2014 8:57 am
Still fighting the QUARK

Last post by grimble_cornet « Wed Oct 08, 2014 10:53 pm
Replies: 36
by grimble_cornet » Wed Oct 01, 2014 10:12 pm
1

2
36 Replies

2717 Views

Last post by grimble_cornet
Wed Oct 08, 2014 10:53 pm
Istar 150mm h-alpha project

Last post by swisswalter « Wed Oct 08, 2014 4:43 am
Replies: 6
by Pablito » Mon Aug 25, 2014 10:41 am

6 Replies

1416 Views

Last post by swisswalter
Wed Oct 08, 2014 4:43 am
How to double stack a Quark

Last post by swisswalter « Mon Oct 06, 2014 5:02 pm
Replies: 3
by axlefoley » Mon Oct 06, 2014 12:28 am

3 Replies

694 Views

Last post by swisswalter
Mon Oct 06, 2014 5:02 pm
H-alpha telescope with Omega Optical filters

Last post by swisswalter « Sun Oct 05, 2014 6:25 am
Replies: 36
by GreatAttractor » Sun Jun 16, 2013 6:41 pm
1

2
36 Replies

4240 Views

Last post by swisswalter
Sun Oct 05, 2014 6:25 am
Appenzellersun, CaK filter change

Last post by swisswalter « Sat Sep 27, 2014 7:21 am
Replies: 5
by swisswalter » Thu Sep 25, 2014 2:13 am

5 Replies

697 Views

Last post by swisswalter
Sat Sep 27, 2014 7:21 am
UK/Switzerland Newton mod to a solar gun

Last post by swisswalter « Mon Sep 15, 2014 3:59 pm
Replies: 29
by swisswalter » Sat Aug 30, 2014 4:24 pm
1

2
29 Replies

2319 Views

Last post by swisswalter
Mon Sep 15, 2014 3:59 pm
120 mm modification PST

Last post by swisswalter « Sun Sep 14, 2014 6:16 am
Replies: 2
by JF Roudier » Sat Sep 13, 2014 8:01 pm

2 Replies

758 Views

Last post by swisswalter
Sun Sep 14, 2014 6:16 am
Very interisting post

Last post by swisswalter « Sat Sep 13, 2014 3:24 pm
Replies: 5
by Bill Edelen » Wed Sep 03, 2014 12:26 pm

5 Replies

925 Views

Last post by swisswalter
Sat Sep 13, 2014 3:24 pm
Lunt Solar Wedge Thread Specs

Last post by swisswalter « Mon Sep 01, 2014 10:12 pm
Replies: 1
by MapleRidge » Mon Sep 01, 2014 8:14 pm

1 Replies

469 Views

Last post by swisswalter
Mon Sep 01, 2014 10:12 pm
New 150mm PST Mod Project

Last post by Carbon60 « Thu Aug 28, 2014 11:31 am
Replies: 13
by Solarhound » Mon Jul 21, 2014 3:12 pm

13 Replies

1805 Views

Last post by Carbon60
Thu Aug 28, 2014 11:31 am
Advice needed on modding an 80mm F5.9 scope

Last post by marktownley « Thu Aug 28, 2014 9:29 am
Replies: 4
by DJD » Wed Aug 27, 2014 5:49 am

4 Replies

697 Views

Last post by marktownley
Thu Aug 28, 2014 9:29 am
My PST CaK mod.

Last post by marktownley « Thu Aug 28, 2014 8:11 am
Replies: 178
by Valery » Fri May 09, 2014 2:38 am
1

…

4

5

6

7

8
178 Replies

9281 Views

Last post by marktownley
Thu Aug 28, 2014 8:11 am
Appenzellersun, first light in the hand, Schiefspiegler/Kutt

Last post by swisswalter « Thu Aug 28, 2014 4:22 am
Replies: 41
by swisswalter » Wed Apr 02, 2014 4:08 pm
1

2
41 Replies

3027 Views

Last post by swisswalter
Thu Aug 28, 2014 4:22 am
LS35/ST80 Frankenscope build making progress

Last post by michael.h.f.wilkinson « Wed Aug 20, 2014 7:19 am
Replies: 4
by michael.h.f.wilkinson » Sun Aug 17, 2014 2:43 pm

4 Replies

862 Views

Last post by michael.h.f.wilkinson
Wed Aug 20, 2014 7:19 am
Blackfly 5.0 MP Mono GigE PoE

Last post by GreatAttractor « Thu Aug 14, 2014 1:42 am
Replies: 3
by papamidnight » Fri Aug 08, 2014 10:40 pm

3 Replies

825 Views

Last post by GreatAttractor
Thu Aug 14, 2014 1:42 am
wedge issue

Last post by Astrograph « Wed Aug 13, 2014 2:22 pm
Replies: 13
by papamidnight » Thu Aug 07, 2014 1:56 am

13 Replies

1509 Views

Last post by Astrograph
Wed Aug 13, 2014 2:22 pm
Got ERF, going for a Frankenscope design

Last post by michael.h.f.wilkinson « Tue Aug 12, 2014 7:29 am
Replies: 20
by michael.h.f.wilkinson » Thu Jul 10, 2014 11:42 am

20 Replies

1432 Views

Last post by michael.h.f.wilkinson
Tue Aug 12, 2014 7:29 am
Ha PST mod. Need your help.

Last post by swisswalter « Sun Aug 10, 2014 5:33 am
Replies: 10
by Valery » Wed Jul 23, 2014 11:49 am

10 Replies

1391 Views

Last post by swisswalter
Sun Aug 10, 2014 5:33 am
Scaling advice sought

Last post by GUS « Sat Aug 09, 2014 8:34 am
Replies: 12
by DJD » Fri Aug 08, 2014 10:00 am

12 Replies

970 Views

Last post by GUS
Sat Aug 09, 2014 8:34 am
Triband Erf

Last post by michael.h.f.wilkinson « Fri Aug 08, 2014 6:24 am
Replies: 13
by Derek Klepp » Tue Jul 15, 2014 8:24 am

13 Replies

1532 Views

Last post by michael.h.f.wilkinson
Fri Aug 08, 2014 6:24 am
LS60THA + Skywatcher Evostar 102/1000mm

Last post by michael.h.f.wilkinson « Wed Aug 06, 2014 7:35 pm
Replies: 8
by NewtFan » Sun Jul 06, 2014 7:42 pm

8 Replies

1067 Views

Last post by michael.h.f.wilkinson
Wed Aug 06, 2014 7:35 pm
Sun funnel repairs

Last post by marktownley « Tue Jul 29, 2014 4:45 pm
Replies: 2
by wkyee » Mon Jul 28, 2014 11:31 pm

2 Replies

529 Views

Last post by marktownley
Tue Jul 29, 2014 4:45 pm
150mm Istar / PST Mod First Light

Last post by swisswalter « Tue Jul 29, 2014 8:19 am
Replies: 7
by Solarhound » Wed Jul 23, 2014 4:10 pm

7 Replies

1158 Views

Last post by swisswalter
Tue Jul 29, 2014 8:19 am
Images From New SkyWatcher 100 Pro ED / Stage II Mod

Last post by MapleRidge « Mon Jul 28, 2014 10:55 pm
Replies: 7
by Solarhound » Sat Mar 22, 2014 8:04 pm

7 Replies

1276 Views

Last post by MapleRidge
Mon Jul 28, 2014 10:55 pm

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