JPS52153752A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Wide angle zoom lens
Assignee: Olympus Corp
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Filing: 1976-06-17
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Granted: —
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Expires: 1996-06-17
Abstract
Abstract PURPOSE: To reduce the variation in various aberrations during zooming as far as possible by composing the zoom lens with a front group negative lens system and a rear group positive lens system and satisfying conditions 1 thru 9. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Kiyoshi Fujii
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-27 17:10
CPC Classifications
G; G02; G02B; G02B15/00; G02B15/14; G02B15/142; G02B15/1425
Claims Analysis
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References Cited (Backward Citations)
JPS492548A
Cited
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