Question about Opteka 500mm f/8 for Canon EOS
Sorry to seem dumb, but how do i put the filters on the lens?
I am in possession of a opteka 500mm/F8 lens.
by a faulty assembly after cleaning them, I can not make more clear photos.
you have such a schedule or on the building and replace the lenses
so I can return the lens mount as it should
regards smeers carl email@example.com
Posted on Sep 29, 2008
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Posted on Jan 02, 2017
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