Search found 5 matches

by pawlik
Fri Apr 14, 2023 6:56 am
Forum: Solar Scope Modifications
Topic: Quark Chromosphere Blockfilter Mod
Replies: 64
Views: 8011

Re: Quark Chromosphere Blockfilter Mod

Changing BF in Quark for bigger version make no sense just becouse built -in telecentric lens has less than 10mm diameter. Also, you can`t use any other typical filter as a replacement of a orignal BF. It will not work. Thats what i thought. Thanks. It does make sense if you mount it higher in the ...
by pawlik
Thu Apr 13, 2023 7:44 pm
Forum: Solar Scope Modifications
Topic: Quark Chromosphere Blockfilter Mod
Replies: 64
Views: 8011

Re: Quark Chromosphere Blockfilter Mod

Changing BF in Quark for bigger version make no sense just becouse built -in telecentric lens has less than 10mm diameter. Also, you can`t use any other typical filter as a replacement of a orignal BF. It will not work.
by pawlik
Wed Mar 29, 2023 12:45 pm
Forum: Commercial Solar Filters/Cameras/Hardware
Topic: Full aperture D-ERF vs sub-aperture D-ERF for TS 152mm f/5.9
Replies: 16
Views: 2330

Re: Full aperture D-ERF vs sub-aperture D-ERF for TS 152mm f/5.9

I used Baader CCD-R as a sub ERF with my TS 152/900 and it worked fine, but I always kept in mind that was only 2" filter placed on concentrated light beam, especially on tracking mount. Now i use full aperture Baader D-erf so no worries about safety, heating etc.
by pawlik
Wed Feb 09, 2022 9:55 pm
Forum: Commercial Solar Filters/Cameras/Hardware
Topic: Why my Quark always refused to work...
Replies: 34
Views: 13548

Re: Why my Quark always refused to work...

I had the same problem and the BF seemed to be fine, but when I looked closer with strong light, the problem has been found inside BF between two optical surfaces. The outside surfaces (reflective and red) were ok, but inside definetly somethiing wrong happend with optical layers. Hard to say if it`...
by pawlik
Tue Feb 28, 2017 10:29 am
Forum: Solar Scope Modifications
Topic: PST blocking filter specs.
Replies: 25
Views: 10435

Re: PST blocking filter specs.

FeroT,

I can not send you a message, please contact at [email protected]

tnx