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Lou took this great image of a prom with his Lunt152 double stacked with a Quark

Welcome to Solar Chat! The best forum for Solar Astronomy
Moving forward from solar cycle 24 to 25

Search found 5 matches

by grdc65
Wed May 24, 2017 3:52 am
Forum: Commercial Solar Filters/Cameras/Hardware
Topic: CORRECT PLACEMENT OF A BAADER FILTER
Replies: 1
Views: 824

CORRECT PLACEMENT OF A BAADER FILTER

Hi all,just quickly wanted to ask which way should you place a Baader 35nm Ha filter,that is which side should be facing the sun(the red side or the very reflective side?).It would be acting as a sub aperture ERF.Thanks all,Nick.
by grdc65
Tue May 09, 2017 9:33 am
Forum: Commercial Solar Filters/Cameras/Hardware
Topic: 2inchBaader UV/IR cut filter?
Replies: 2
Views: 919

2inchBaader UV/IR cut filter?

Hi all,just wondering whether I can use a 2inch baader UV/IR cut filter as a internal
sub aperture ERF filter with a 90mm mod scope?Thanks,Nick.
by grdc65
Sun Apr 30, 2017 2:00 am
Forum: Solar Scope Modifications
Topic: LUNT 50 MOD,..ADVICE NEEDED
Replies: 0
Views: 1163

LUNT 50 MOD,..ADVICE NEEDED

Hi all,I have a lunt 50 which I would like to mate to a 90mm 660mm focal lenght refractor. This is the first time I am thinking of trying this modification,so there are a couple of questions I would like to ask. 1.would the resulting scope still have a 90mm effective aperture,since both the lunt and...
by grdc65
Sun Apr 16, 2017 7:39 am
Forum: Solar Scope Modifications
Topic: CORONADO DS ETALON on a LUNTLs50HTa
Replies: 1
Views: 824

CORONADO DS ETALON on a LUNTLs50HTa

Does anybody know if a coronado double stacked 40mm etalon can be mounted and will work
with a Lunt Ls50THa scope,any advice would be great,thanks Nick.
by grdc65
Tue Mar 28, 2017 4:36 am
Forum: Solar Scope Modifications
Topic: USING BINOVIEWERS
Replies: 0
Views: 1065

USING BINOVIEWERS

Hi all,I am about to purchase a used coronado solarmax 40mm scope with a BF 5 filter and I have read that binoviewers might be a bit difficult to reach focus.So basically, I would like to know, will I get a decent view or will binoviewers actually work with a BF 5 filter at all? Will using an O.C.A ...