Yamagata

Yamagata Kikai was a Japanese company, said to be affiliated with Nippon Kōgaku. It made the Semi Oscon 4.5×6 folder, distributed by Ōsawa Shōkai in 1953 and 1954, with lenses provided by Tōkyō Kōgaku. Yamagata ceased activity after the production of this camera.

Bibliography

• Lewis, Gordon, ed. The History of the Japanese Camera. Rochester, N.Y.: George Eastman House, International Museum of Photography & Film, 1991. ISBN 0-935398-17-1 (paper), 0-935398-16-3 (hard). P. 79.