Seikosha-Rapid
The Seikosha-Rapid is a Japanese leaf shutter, inspired by the German Compur-Rapid and made by Seikōsha, the manufacturing branch of Hattori Tokei-ten. It was developed in 1941 and sold from 1946 in #00 size, with 1/500 top speed. A variant in #0 size followed in 1952 with 1/400 top speed.[1] The Seikosha-Rapid was followed by the Seikosha-MX.
Contents
#00 size
Variants and cameras equipped (incomplete list, and not all variants are concerned):
- Early variant with T, B, 1, 2, 5, 10, 25, 50, 100, 250, 500 speeds:
- Usual variant with B, 1, 2, 5, 10, 25, 50, 100, 250, 500 speeds:
- Unknown model:
#0 size
Only known with B, 1, 2, 5, 10, 25, 50, 100, 200, 400 speeds.
Cameras equipped (incomplete list, and not all variants are concerned):
Notes
- ↑ Dates: Shunkan o torae-tsuzukeru shattā-ten, p. 9.
Bibliography
- Kamera no mekanizumu sono I: "Hai! Chīzu" Shunkan o torae-tsuzukeru shattā-ten (カメラのメカニズム・そのⅠ・「ハイ!チーズ」瞬間をとらえ続けるシャッター展, Camera mechanism, part 1 "Cheese!" Exhibition of instant taking shutters). Tokyo: JCII Camera Museum, 2002. (Exhibition catalogue, no ISBN number)