Polaroid (polarizer) Polaroid (polarizer) Polaroid is a type of synthetic plastic sheet which is used as a polarizer or polarizing filter. A trademark of the Polaroid Corporation, the term has since entered common use. The original material, patented in 1929 and further developed in 1932 by Edwin H. Land, consists of many microscopic crystals of iodoquinine sulphate (herapathite) embedded in a transparent nitrocellulose polymer film. The needle-like crystals are aligned during manufacture of the film by stretching or by applying electric or magnetic fields. With the crystals aligned, the sheet is dichroic: it tends to absorb light which is polarized parallel to
Polaroid Corporation new Polaroid Grey Label line. Polaroid released a line of cameras without printers including the t1035, a 10-megapixel digital camera. In January 2012, Polaroid announced a new "smart camera", entitled the Polaroid SC1630 smart camera, which is powered by Google Android. The SC1630 is a combination of a camera and a portable media player, that allows users to take photos with a built-in 16 MP HD camera, download apps from Google Play, check their email, and browse the web. The built-in camera allows 3X optical zoom. Other features on the media player include wi-fi, touch screen, geotagging, smart albums, and