Polaroid Corporation a "juggernaut of innovation", in many respects Polaroid was the Apple of its time with a "leader in Edwin Land, a scientist who guided the company as the founding CEO for four decades". Polaroid’s initial market was in polarized sunglasses — spawned from Land’s self-guided research in light polarization. Land, having completed his freshman year at Harvard University, left to pursue this market, resulting in Polaroid's birth. Land later returned to Harvard to continue his research. Polaroid, owning patents to its polarizer technology, got its start by employing polarization in products that included 3-D movies and glare-reducing goggles for dogs.
Instant camera camera at the subject, framed it and took the photo. The camera and film did the rest, including adjusting the exposure settings, taking care of focusing (Sonar autofocus models only), utilising a flash if necessary (600 series and up), and ejecting the film, which developed without intervention from the photographer. The SX-70 instant camera (1972–1981) not only revolutionized the photographic market, but also influenced the art and way of taking photographs. Many photographers began to see the Polaroid as an unfinished canvas that needed a personal touch and, although some already retouched their snapshots before the appearance of the SX-70,