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Old 29-01-2011, 10:18 PM
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dugnsuz (Doug)
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Join Date: Aug 2005
Location: Hahndorf, South Australia
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Quote:
Originally Posted by Dennis View Post
Nice image Doug, the original size looks very nice!

Although it is such a looooong time since I last pointed my 400mm F5.6 L glass upwards, I do remember using a smaller Bahtinov Mask made for ED80 size ‘scopes and setting the lens to manual focus. Using Remote Live View (zoomed in) I was able to obtain reliable focusing.

Cheers

Dennis
Hi Dennis - had considered the Bahtinov mask for focusing but thought that a Canon 77mm version might not be available/possible. Did you use an 80mm version with no problems?
Doug
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