Title:
IMAGING LENS, IMAGING UNIT, AND ELECTRONIC CAMERA
Document Type and Number:
WIPO Patent Application WO/2002/027377
Kind Code:
A1
Abstract:
An imaging unit having an imaging lens capable of reducing the size and thickness of the entire lens, comprising a diaphragm (11), a convex lens (22) as the imaging lens, and a flat plate (13) equivalent to the face plate of a CCD (14) disposed in that order ranging from a body (object) to an image face, wherein a lens material absorbing infrared region is used for the convex lens (22), and a phase lattice (210) for removing high frequency components is formed on one lens surface.
Inventors:
ISHIGURO KEIZO (JP)
BOKU KAZUTAKE (JP)
ONO SYUUSUKE (JP)
BOKU KAZUTAKE (JP)
ONO SYUUSUKE (JP)
Application Number:
PCT/JP2001/008642
Publication Date:
April 04, 2002
Filing Date:
October 01, 2001
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
ISHIGURO KEIZO (JP)
BOKU KAZUTAKE (JP)
ONO SYUUSUKE (JP)
ISHIGURO KEIZO (JP)
BOKU KAZUTAKE (JP)
ONO SYUUSUKE (JP)
International Classes:
G02B5/20; G02B9/02; G02B13/18; G02B27/46; H04N5/225; (IPC1-7): G02B13/00; G02B13/18; H04N5/225
Foreign References:
US5995279A | 1999-11-30 | |||
JPH10213739A | 1998-08-11 | |||
JPH04191716A | 1992-07-10 | |||
JPH1138315A | 1999-02-12 | |||
JPS5714811A | 1982-01-26 | |||
JPH11352324A | 1999-12-24 |
Attorney, Agent or Firm:
Hayase, Kenichi (Nissay Shin-Osaka Bldg. 3-4-30 Miyahara Yodogawa-ku, Osaka-shi Osaka, JP)
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