Lens for photographing system and camera assembly utilizing...

Details Lens for photographing system and camera assembly utilizing... Lens for photographing system and camera assembly utilizing...

2005-09-13

2008-08-05

Perkey, W. B. (Department: 2862)

Photography

Camera detail

C359S642000, C359S754000, C359S756000

Reexamination Certificate

active

07407334

ABSTRACT:
In a lens group which is disposed forward of a photographing device and which includes at least a ceramic lens that is combined with a glass lens, wherein a conjugate surface of the photographing device by a combined surface between the ceramic lens and the glass lens is formed forward of the combined surface in an optical system that follows an optical system residing between the combined surface and the photographing device.

REFERENCES:
patent: 5760958 (1998-06-01), Shibayama
patent: 6392803 (2002-05-01), Osawa
patent: 2006/0061880 (2006-03-01), Kawakami
patent: 2003-57542 (2003-02-01), None
Related U.S. Appl. No. 11/225,800, filed Sep. 13, 2005; Inventor: Etsuro Kawakami; Title: Lens System Utilizing Light-Transmitting Ceramic and Camera Assembly Using Lens System Ultilizing Light-Transmitting Ceramic.

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