Lens with reference mounting surface

Optical: systems and elements – Lens – With support

Reexamination Certificate

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Details

C359S819000

Reexamination Certificate

active

07417806

ABSTRACT:
A lens is equipped with a reference mounting surface that is abutted to a surface of a lens support member at the time of mounting the lens, wherein the reference mounting surface is arranged between a plane which is normal to the optical axis of the lens and includes a principal point on the incident light side of the lens and a plane which is normal to the optical axis of the lens and includes a principal point on the outgoing light side of the lens.

REFERENCES:
patent: 6504975 (2003-01-01), Yamagata et al.
patent: 7204649 (2007-04-01), Tanaka
patent: 9-61665 (1997-03-01), None

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