Quote:
Originally Posted by SuperG
Is your 178 a cooled version? Do you have some images with it?
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Will fish something out
Quote:
Originally Posted by rcheshire
Thanks Dunk.
It would be paired with my FS60CB, with reducer and / or flattener. f4.2 - f6.2.
Astronomy tools indicates the combination is good for very poor to OK seeing with reducer. I'm not sure whether the over / under sampling either side of ideal is important.
Compared to my 450D its a vast improvement in sampling.
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Rowland, if you fill those wells up quickly with the faster focal ratio, you can just take more subs and drizzle
20MP is still a lot of pixels..