Sigma 10-20 to Sigma 8-16.... Would you, Could you, Should you?

Started Aug 7, 2010 | Discussions thread
martin brech
Regular MemberPosts: 255
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Re: Sigma 10-20 to Sigma 8-16.... Would you, Could you, Should you?
In reply to LSHorwitz1, Aug 10, 2010

LSHorwitz1 wrote:

Polarizers will not work on a lens which has such a wide angle of coverage, since the polarization changes its phase / angle over the huge field of view seen by the 8mm focal length.

Larry

thank you. Do you think that for a 10mm lens polarizer are also useless?
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