Title:
OPTICAL FILTER MODULE, AND OPTICAL FILTER SYSTEM
Document Type and Number:
Japanese Patent JP2012159658
Kind Code:
A
Abstract:
To enable photographing not only at daytime during which natural light is made incident, but also under night vision such as at nighttime.
In the optical filter module 3 provided on an imaging device 1 including a plurality of filters, the plurality of the filters are a first filter 4 which makes visible light transmit therethrough and shields at least infrared rays, and a second filter 7 which makes only the infrared rays pass therethrough, and the first filter 4 and the second filter 7 are arranged so as to be selectively switched.
Inventors:
SAITO HIDEFUMI
ONISHI MANABU
ONISHI MANABU
Application Number:
JP2011018751A
Publication Date:
August 23, 2012
Filing Date:
January 31, 2011
Export Citation:
Assignee:
DAISHINKU CORP
International Classes:
G02B5/28; G02B5/22; H04N5/225
Domestic Patent References:
JP2000059798A | 2000-02-25 | |||
JP2007079338A | 2007-03-29 | |||
JP2002084451A | 2002-03-22 | |||
JP2004345419A | 2004-12-09 | |||
JP2005195569A | 2005-07-21 | |||
JP2006154395A | 2006-06-15 | |||
JP2011017819A | 2011-01-27 | |||
JP2006220873A | 2006-08-24 | |||
JP2001042230A | 2001-02-16 | |||
JP2002316580A | 2002-10-29 | |||
JP2003059461A | 2003-02-28 | |||
JP2000329932A | 2000-11-30 | |||
JP2003004941A | 2003-01-08 | |||
JP2009015076A | 2009-01-22 | |||
JP2009049910A | 2009-03-05 |
Attorney, Agent or Firm:
Patent Business Corporation Ark Patent Office