Lens unit

Details Lens unit Lens unit

2005-11-04

2009-12-01

Martinez, Joseph (Department: 2873)

Optical: systems and elements

Lens

With support

C359S704000, C359S811000

Reexamination Certificate

active

07626773

ABSTRACT:
A lens unit includes a lens barrel (7) with a through hole (6), a first lens (8a) press-fitted into the through-hole (6), a first step (9a) catching an outer edge of the first lens (8a) in the through-hole (6), a second lens (8b) press-fitted into the through-hole (6) in a direction of an optical axis of the first lens (8a), and a second step (9b) catching an outer edge of the second lens (8b) in the through-hole (6). The second lens (8b) has a diameter larger than that of the first lens (8a). A third step (10a) or a sloped portion broadening the through hole from the first lens to the second lens is further provided.

REFERENCES:
patent: 1932817 (1933-10-01), Gehrke
patent: 4586787 (1986-05-01), Fiandra et al.
patent: 5493452 (1996-02-01), Hoshino et al.
patent: 6594204 (2003-07-01), Yamamoto et al.
patent: 1271864 (2000-11-01), None
patent: 1442718 (2003-09-01), None
patent: 4-166904 (1992-06-01), None
patent: 4-355419 (1992-12-01), None
patent: 5-011157 (1993-01-01), None
patent: 8-234070 (1996-09-01), None
patent: 2000-347088 (2000-12-01), None
patent: 2004-125966 (2004-04-01), None
patent: 2004-147032 (2004-05-01), None
patent: 1994-0008681 (1994-09-01), None
patent: 2000-0071509 (2000-11-01), None
Patent Abstracts of Japan—English Abstract of JP 2003-289457, Oct. 2003.

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