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
MiNT camera MiNT camera MiNT Camera is a company specializing in the Polaroid instant film cameras and its accessories. Founded in 2009, it provides products and services for instant photography. Its principal activities are the refurbishment and repair of Polaroid cameras, with two MiNT Polaroid Warranty Centers located in Causeway Bay and Kwun Tong, Hong Kong. MiNT Camera has partnered with Impossible Project, a manufacturer of instant photographic materials. In 2015, MiNT Camera released the InstantFlex TL70, a twin lens reflex instant camera that uses Fuji instax mini film. MiNT started as an online store in 2009. Six months later MiNT opened