Seitō
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Seitō Kōgaku Kenkyūsho (誠東光学研究所) was a Japanese camera maker based in Tokyo.[1] It made the Seito Ref (including the 75/3.5 Seito lens) announced in 1940. It is not known if the camera was actually sold. The company also distributed the Farben Duto filters.
Notes
- ↑ Its address in 1940 was Tōkyō-shi Takinogawa-ku Kaminakazato 510 (東京市瀧野川区上中里五一〇). Source: advertisement reproduced in Kokusan kamera no rekishi, p. 77.
Bibliography
- Asahi Camera (アサヒカメラ) editorial staff. Shōwa 10–40nen kōkoku ni miru kokusan kamera no rekishi (昭和10–40年広告にみる国産カメラの歴史, Japanese camera history as seen in advertisements, 1935–1965). Tokyo: Asahi Shinbunsha, 1994. ISBN 4-02-330312-7.
- "Kokusan shashinki no genjōchōsa" (国産写真機ノ現状調査, Inquiry into Japanese cameras), listing Japanese camera production as of April 1943. Reproduced in Supuringu kamera de ikou: Zen 69 kishu no shōkai to tsukaikata (スプリングカメラでいこう: 全69機種の紹介と使い方, Let's try spring cameras: Presentation and use of 69 machines). Tokyo: Shashinkogyo Syuppan-sha, 2004. ISBN 4-87956-072-3. Pp.180–7.
