Talk:Wave plate
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[edit] Image
Regarding the image that was just added (and deleted by me): It's not clear that it shows a wave plate. If you put an ordinary polarizer at 45° between two crossed polarizers, you will get transmission. No wave plate needed. No quantum mechanics either; it's purely classical optics. The comments on Commons about the image showing a wave plate were not put there by the original poster but were added as speculation by another editor. I have removed them, and added a note explaining the situation.--Srleffler 07:09, 3 November 2006 (UTC)