Title:
レンズアレイ、LEDヘッド、露光装置、画像形成装置及び読取装置
Document Type and Number:
Japanese Patent JP4906798
Kind Code:
B2
Abstract:
A lens array includes a plurality of lens units each of which includes a plurality of microlenses linearly arranged, and a light shielding member having a plurality of openings as apertures. The openings are disposed so as to face the microlenses of respective lens units. Facing microlenses of the lens units have optical axes substantially aligned with each other and passing the openings of the light shielding member. Light absorbing portions are provided in the openings.
Inventors:
Akihiro Yamamura
Application Number:
JP2008172823A
Publication Date:
March 28, 2012
Filing Date:
July 01, 2008
Export Citation:
Assignee:
Oki Data Co., Ltd.
International Classes:
G02B27/18; G02B3/00; G02B7/02; G02B13/26; G03G13/04; G03G15/04; H04N1/028; H04N1/036
Domestic Patent References:
| JP10210213A | ||||
| JP2008087185A | ||||
| JP6252450A | ||||
| JP2006030722A |
Foreign References:
| WO2007040246A1 |
Attorney, Agent or Firm:
Koichi Suzuki