one - component being compound

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G02B9/46

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GPHYSICS G02Optics G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS G02B9/00Optical objectives characterised both by the number of the components and their arrangements according to their sign

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G02B9/46one - component being compound

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Patents Grantslast 30 patents

Information Patent Grant
Photographic lens system
- Patent number 4,212,517
- Issue date Jul 15, 1980
- Olympus Optical Co., Ltd.
- Toru Fujii
- G02 - OPTICS