28 Jun
2010
28 Jun
'10
8:50 p.m.
On 28 Jun 2010, at 16:09, erikhansen@thebluezone.net wrote:
I m still trying to figure out where the idea of combining the Coronado and DayStar improves the Daystar comes from though.
The current S&T mentioned it.
What is the aperture of the rejection filter used on the Andy?
I don't remember exactly but it seems like it's about 100mm or so. Cheers, patrick