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Patent Searching and Data


Title:
ELECTRONIC IMAGING DEVICE
Document Type and Number:
Japanese Patent JP2009049910
Kind Code:
A
Abstract:

To provide an electronic imaging apparatus capable of effectively preventing contamination or foreign matters from adhering to an optical member, provided to the optical path that extends from a lens to an imaging element.

The electronic imaging apparatus includes an optical member on an optical path extending from a lens to an imaging element. The optical member includes from the lens side a water-repellent or water-repellent and oil-repellent film, an infrared cut film, an optical low-pass filter, an adhesion layer, an infrared cut filter, and a reflection preventing film, in this order. Furthermore, the apparatus includes a low surface resistance film made of a conductor or a semiconductor, containing a metal oxide between the water-repellent or water-repellent oil-repellent film and the optical low-pass filter.


Inventors:
YAMADA KAZUHIRO
Application Number:
JP2007216197A
Publication Date:
March 05, 2009
Filing Date:
August 22, 2007
Export Citation:
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Assignee:
HOYA CORP
International Classes:
H04N5/225; G02B1/10; G02B5/20; G02B5/22; G03B5/00; G03B11/00; H04N5/232
Domestic Patent References:
JP2006317680A2006-11-24
JP2007017917A2007-01-25
JP2007183366A2007-07-19
JP2006100859A2006-04-13
JP2006343699A2006-12-21
JP2006163275A2006-06-22
Attorney, Agent or Firm:
Takaishi Tachibana