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.
Keystone Camera Company internal management structure led to many quality problems in the early 1970s and serious losses. Keystone later added its instant picture Everflash camera using Polaroid film again stressing the Everflash feature rather than Polaroid's use of the Flash Bar. From 1970 to 1977, Berkey accounted for 8.2% Of the sales in the camera market in the United States, reaching a peak of 10.2% In 1976. In 1978, Berkey sold its camera division and thus abandoned this market. <br> Keystone Camera Company The Keystone Camera Company was an American manufacturer of consumer photographic equipment. Notable products were Movie cameras, 126 and