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polarizing filter
(redirected from Polarising filter)

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polarizing filter [′pō·lə‚rīz·iŋ ‚fil·tər]
(optics)
A device which selectively absorbs components of electromagnetic radiation passing through it, so that light emerging from it is plane-polarized.
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I also used a filter in the software to shade the sky a touch, having used a polarising filter on the lens when I took the picture.
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POLARISING FILTER An optical filter that transmits light in only one direction (perpendicular to the light path), out of 360° possible.
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