Thread: The Astronomy hobby thread
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Eric Hahl Eric Hahl is online now
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Join Date: Mar 2005
Location: Aumsville OR
Posts: 3,655
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Quote:
Originally Posted by flatbutt View Post
Eric do you use a focal reducer?
I do not. The Redcat 71 is only 350mm and at f4.9 and is a flat field, 4 element design.
The 120 is 780mm and f6.5 which is right where I wanted it so I just use a field flattener.
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Eric Hahl
85 911 to 73RS backdate, a.k.a. "Gretchen" (SOLD)
2015 981 Cayman S (Sold)
23 Outback Wilderness & 23 BMW R1250GS
Old 02-22-2022, 05:48 PM
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