Lens assembly and imaging device

Details Lens assembly and imaging device Lens assembly and imaging device

2011-04-19

2011-04-19

Mack, Ricky L (Department: 2873)

Optical: systems and elements

Lens

With support

C359S821000, C359S830000

Reexamination Certificate

active

07929225

ABSTRACT:
A lens assembly is provided and includes: a plurality of lenses; a lens frame having a hollow part which includes an opening on each of an object side and an image forming side of the lens assembly and into which the plurality of lenses are inserted with their optical axes aligned; and a first coating film provided on an image forming side surface of a first lens that is located nearest to the object side among the plurality of lenses inserted into the hollow part, the first coating film being more hydrophilic than that of a base body of the first lens.

REFERENCES:
patent: 6013372 (2000-01-01), Hayakawa et al.
patent: 6507700 (2003-01-01), Takekuma et al.
patent: 10-85610 (1998-10-01), None
patent: 2002-90603 (2002-03-01), None
patent: 2004-86170 (2004-03-01), None
patent: 2007-193319 (2007-08-01), None

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