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Patent Searching and Data


Title:
IMAGE PICKUP LENS AND IMAGE PICKUP DEVICE
Document Type and Number:
WIPO Patent Application WO/2010/143458
Kind Code:
A1
Abstract:
Provided is an image pickup lens which is configured so that a shift amount of a cutoff wavelength toward a short wavelength is prevented from being larger. The image pickup lens including at least one lens block is characterized in that a predetermined optical surface of the lens block, which is perpendicular to an optical axis, is not flat surface, and is not exposed to air, is subjected to an infrared cut coating for cutting infrared light. The lens block is constituted of a substrate and a lens unit formed on the substrate.

Inventors:
TANAHASHI DAISUKE (JP)
YAMADA KEIKO (JP)
YAMAGUCHI SUSUMU (JP)
FUKUTA YASUNARI (JP)
Application Number:
PCT/JP2010/053853
Publication Date:
December 16, 2010
Filing Date:
March 09, 2010
Export Citation:
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Assignee:
KONICA MINOLTA OPTO INC (JP)
TANAHASHI DAISUKE (JP)
YAMADA KEIKO (JP)
YAMAGUCHI SUSUMU (JP)
FUKUTA YASUNARI (JP)
International Classes:
G02B13/00; G02B5/22; G02B5/28; G03B11/00
Domestic Patent References:
WO2008102648A12008-08-28
WO2007132787A12007-11-22
Foreign References:
JP4022246B12007-12-12
JP2006323365A2006-11-30
JP2002277738A2002-09-25
JP2003098429A2003-04-03
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