Title:
IMAGING LENS AND IMAGING MODULE
Document Type and Number:
Japanese Patent JP2012220590
Kind Code:
A
Abstract:
To provide an imaging lens and an imaging module with high resolution, a small size, a low height and a wide angle of view.
Both of a first lens L1 and a second lens L2 have Abbe numbers greater than 45, and an imaging lens 1 satisfies mathematical expressions (1): -0.62<f/f2<-0.55 and (2): f/EPD<3.6 (where f is a focal length of the imaging lens 1 entire system, f2 is a focal length of the second lens L2, and EPD is an incidence pupil diameter of the imaging lens 1 entire system).
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Inventors:
SHIGEMITSU GAKUDO
HANATO HIROYUKI
HANATO HIROYUKI
Application Number:
JP2011084048A
Publication Date:
November 12, 2012
Filing Date:
April 05, 2011
Export Citation:
Assignee:
SHARP KK
International Classes:
G02B13/18; G02B13/00
Domestic Patent References:
JP2009098492A | 2009-05-07 | |||
JP2009251516A | 2009-10-29 | |||
JP2006178026A | 2006-07-06 | |||
JP2008309999A | 2008-12-25 |
Attorney, Agent or Firm:
Kenzo Hara International Patent Office
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