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 Originals supported along with iPad with Retina Display, the Samsung Galaxy S III through S5, and Galaxy Note II and 3. In 2016, Impossible started manufacturing its own instant camera, the Impossible I-1. It is a part of the company's original i-Type system, which uses its new i-Type film and 600 film. It was designed by Teenage Engineering. In September 2017, Polaroid Originals announced the Polaroid OneStep 2 instant film camera that uses its i-Type film and 600 film. In the first version of this camera, framing is done by looking through a window on the back of the camera. Later