Optical device, lens-barrel, image pickup apparatus and...

Details Optical device, lens-barrel, image pickup apparatus and... Optical device, lens-barrel, image pickup apparatus and...

2006-01-13

2009-11-24

Koval, Melissa J. (Department: 2862)

Photography

Camera detail

C348S342000, C359S585000

Reexamination Certificate

active

07621682

ABSTRACT:
An optical device includes a transparent substrate, and a multi-layer film including a dielectric film having a multi-layer structure formed on the transparent substrate, and a transparent conductive thin film having a predetermined thickness formed at a part of the dielectric film. The transparent conductive thin film may be formed at the outermost layer of the dielectric film and may have a thickness of 5 to 20 nm.

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patent: 2005/0018301 (2005-01-01), Uehara
patent: 02-094296 (1990-04-01), None

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