1960's Canon retailer Exposure Meter

Product Name: 1960's Canon retailer Exposure Meter
1960's Canon Exposure Meter, Analog - Made in Japan. A light meter is a device used to measure the amount of light. In photography, a light meter (more correctly an exposure meter) is used to determine the proper exposure for a photograph. This Canon Exposure Meter includes retailer an analog calculator which displays the correct shutter speed and f-number for optimum exposure, given a certain lighting situation and film speed. Exposure meters are used in the fields of cinematography and scenic design, in order to determine the optimum light level for a scene, as well as in the general field of architectural lighting design to verify proper installation and performance of a building lighting system, and in assessing the light levels for growing plants. It comes in its original clean well maintained leather case.