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The name Minica OL appears on the Mini, a Japanese subminiature camera perhaps made in the late 1940s or early 1950s. This is supposed to be the name of its manufacturer, and "OL" might stand for Optical Laboratory.[1] Nothing else is known about this company.


  • Pritchard, Michael and St. Denny, Douglas. Spy Cameras — A century of detective and subminiature cameras. London: Classic Collection Publications, 1993. ISBN 1-874485-00-3. P.72.
  • Sugiyama, Kōichi (杉山浩一); Naoi, Hiroaki (直井浩明); Bullock, John R. The Collector's Guide to Japanese Cameras. 国産カメラ図鑑 (Kokusan kamera zukan). Tokyo: Asahi Sonorama, 1985. ISBN 4-257-03187-5. Item 5068.
  1. This meaning of "OL" is suggested in Pritchard, p.72, and is pretty self obvious.