Land Camera Land Camera Land Cameras are instant cameras with self-developing film named after their inventor, Edwin Land, who created them while working for Research Row in Boston, Massachusetts. They were manufactured by Polaroid between the years of 1947 and 1983. Though Polaroid continued producing instant cameras after 1983, the name 'Land' was dropped from the camera name since Edwin Land retired in 1982. The first commercially available model was the "Polaroid Land Camera Model 95", which produced prints in about 1 minute, was first sold to the public on November 28, 1948. The process, invented by Polaroid founder Edwin Land, was
Polaroid (polarizer) of one plane of polarization, so sunglasses will reduce the partially polarized light reflected from level surfaces such as windows and sheets of water, for example. They are also used to examine for chain orientation in transparent plastic products made from polystyrene or polycarbonate. The intensity of light passing through a Polaroid polarizer is described by Malus' law. 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