polarizing filter

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    focus interferes with polarizing filter?

    Hi, I have a canon ae-1 that came with a 35-70m 1:3.5-4.5 canon fd zoom lens. I recently bought a hoya linear polarizing filter that screws onto the lens. 1. When I'm focusing on the zoom lens, it also rotates the polarizing filter, apparently affecting the polarization. Therefore it requires...
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