Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,380 pages of information and 233,518 images on early companies, their products and the people who designed and built them.

Watkins Meter Co

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September 1912.

Watkins Meter Company, maker of photographic light meters and other accessories, of Hereford.

  • 1890 founded by Alfred Watkins after he received a patent on his light meter. The Watkins Bee Meter was shaped like a pocket watch. It showed a small piece of light-sensitive paper in a slit. The time for darkening the piece of paper was used to calculate appropriate exposure time with the help of calculation scales.

See Also


Sources of Information

  • Camerapedia [1]