<p><strong>Trademark</strong></p><ul><li>A brand of material for producing polarized light from unpolarized light by dichroism, consisting typically of a stretched sheet of colorless plastic treated with an iodine solution so as to have long, thin, parallel chains of polymeric molecules containing conductive iodine atoms.</li><li>It is used widely in optical and lighting devices to reduce glare.</li><li>Also called Polaroid Camera, the first brand of instant camera, developed by Edwin H. Land and marketed since 1948.</li><li>Also called Polaroid print, a print made by such a camera.</li></ul><p><strong>End of Response</strong></p>