Search found 2 matches

by heno
23 Jan 2020, 11:46
Forum: ASTAP General
Topic: CCD inspector
Replies: 3
Views: 347

Re: CCD inspector

Thank you Han. The curvature figures are not dramatic and probably to live with, although they varies a lot. This is a RASA 8 scope. I may try to insert a thin spacer to increase the distance to the camera and see where that takes me, but reducing it would mean to buy a new, shorter filter drawer. T...
by heno
16 Jan 2020, 11:25
Forum: ASTAP General
Topic: CCD inspector
Replies: 3
Views: 347

CCD inspector

Hi
Can anybody tell me what the curvature figures (negative/positive value) means? In which case should I move the camera further away from the scope?

Thanks
Helge