Gotō
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K.K. Gotō Kōgaku Kenkyūjo (㈱五藤光学研究所) is a Japanese optical company, which has made telescopes and astronomical optical devices since its foundation and currently (2007) still exists.
The company was founded in August 1926[1] by Gotō Seizō (五藤斎三), said to be a former employee of Nippon Kōgaku.[2] It sometimes used the Roman name Gotoh before the war.[3] It made the Triptar[4] lens mounted on the Miyako Six in 1942–3.
After the war, the company used the Roman name Goto or Goto Kogaku.[5] It made the first Japanese planetarium projector in 1958.[6]
The official English name of the company was changed from Goto Optical Mfg. Co. to Goto Inc. on May 21, 2004.[7]
Notes
- ↑ Company outline at the Goto Inc. Japanese website.
- ↑ See this page about an old Gotō telescope.
- ↑ Advertisement reproduced in this page of the Old Telescope website.
- ↑ Name inferred from the katakana トリプター.
- ↑ See for example the products visible in this page.
- ↑ Company history at the Goto Inc. official English website.
- ↑ News release at the Goto Inc. official English website.
Links
In English:
In Japanese:
- Company outline at the Goto Inc. official Japanese website
- Gotō Uranus telescope at Okiraku-ojisan's telescope website, with some hints about the company history
- Gotō astronomical telescopes and other telescopes at the Old Telescope website
