Lens module with spacer

Details Lens module with spacer Lens module with spacer

2008-10-23

2010-02-16

Lester, Evelyn A. (Department: 2873)

Optical: systems and elements

Lens

With light limiting or controlling means

C359S738000, C359S739000, C359S793000, C359S796000, C359S830000

Reexamination Certificate

active

07663812

ABSTRACT:
A lens module comprises a first lens, a second lens, a spacer, an adhesive and a lens barrel. The spacer is sandwiched between the first lens and the second lens, and includes a first surface, an opposite second surface, a lateral surface, a through hole and a plurality of cutouts. The lateral surface interconnects the first surface and the second surface. The through hole is defined in a central portion of the spacer. The cutouts are defined in the lateral surface. The adhesive is applied in the cutouts and interconnects the first lens with the second lens. The lens barrel receives the first lens, the second lens, the adhesive and the spacer therein.

REFERENCES:
patent: 4886342 (1989-12-01), Kudo et al.
patent: 5117311 (1992-05-01), Nomura
patent: 5488514 (1996-01-01), Bruning et al.
patent: 5691853 (1997-11-01), Miyano
patent: 6341901 (2002-01-01), Iwasa et al.
patent: 6898030 (2005-05-01), Lin et al.
patent: 3-61005214 (1986-01-01), None
patent: 4-02093508 (1990-04-01), None

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