polarizing 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.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Polarised light can highlight any strain or stress within glass, and with many machine vision camera makers, such as Lucid Vision, now offering models based on Sony's global shutter sensor with built-in polarising filters, there are plenty of camera options for glass inspection systems imaging polarised light.
Polarising filters can provide some interesting colour experiments.
b It requires the patient to wear polarising filters
Polarising filters in the spectacles allow wearers to switch between normal and telescopic vision.
Every DermLite features a magnification lens, light-emitting diode (LED) lighting, and most have polarising filters for glare reduction.
Elsewhere, Keely Portway investigates the miniature cameras found in endoscopes (page 16), while Matthew Dale examines inspection using polarised light (page 20), as camera manufacturers release models based on Sony's new CMOS sensor with built-in polarising filters.
'Most are familiar with using a polarising filter in front of a camera to reduce glare from objects like metal, which is a very simple application of polarisation.