Image pickup lens unit and image pickup device

Details Image pickup lens unit and image pickup device Image pickup lens unit and image pickup device

2005-06-07

2005-06-07

Mack, Ricky (Department: 2873)

Optical: systems and elements

Lens

With support

C359S811000, C359S823000, C359S824000

Reexamination Certificate

active

06903883

ABSTRACT:
Lenses11, 12, and13having a power are layered in an optical axis direction such that flange section11dand12dare cemented so as to form an air interval between the lens11and the lens12. A space between the lens12and the lens13are cemented together. A preferable interval is disposed in the optical axis direction by a positioning section which is disposed in each flange section.By doing this possible to provide a compact image pickup lens unit which can be used in an image pickup device having a superior performance by a cheap cost.

REFERENCES:
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patent: 6373635 (2002-04-01), Fujimoto et al.
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patent: 2001/0038500 (2001-11-01), Shibazaki
patent: 2003/0128442 (2003-07-01), Tanaka et al.
patent: 2003/0179457 (2003-09-01), Dobashi et al.
patent: 2004/0047274 (2004-03-01), Amanai
patent: 4-097110 (1992-03-01), None
patent: 7-209714 (1995-08-01), None

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