Why no mirror telephotos for DSLR Canon?

Started Jan 25, 2010 | Discussions thread
neilgc
Contributing MemberPosts: 967
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Re: Opteka has an 800mm,
In reply to gdjoslin, Jan 29, 2010

Indeed, they make some other focal lengths too. Till I see someone post some good pictures of something where you can judge sharpness and contrast, I'll remain unconvinced.
Neil

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