Invention Grant
US08913308B2 Light collecting member, and optical module and image reading device having the light collecting member
有权
集光构件，以及具有该光收集构件的光学模块和图像读取装置
- Patent Title: Light collecting member, and optical module and image reading device having the light collecting member
- Patent Title (中): 集光构件，以及具有该光收集构件的光学模块和图像读取装置
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Application No.: US13959181Application Date: 2013-08-05
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Publication No.: US08913308B2Publication Date: 2014-12-16
- Inventor: Namie Sugiyama , Koushi Takano , Hiroyuki Okada
- Applicant: NEC AccessTechnica, Ltd. , NEC Engineering, Ltd.
- Applicant Address: JP Shizuoka JP Tokyo
- Assignee: NEC AccessTechnica, Ltd.,NEC Engineering, Ltd.
- Current Assignee: NEC AccessTechnica, Ltd.,NEC Engineering, Ltd.
- Current Assignee Address: JP Shizuoka JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2012-173314 20120803
- Main IPC: H04N1/04
- IPC: H04N1/04 ; H04N1/46 ; G03F3/08 ; G03B27/58 ; G03B27/52 ; G01B11/00 ; H04N1/00 ; G02B7/04 ; H04N1/03 ; H04N1/10
Abstract:
A light collecting member includes a lens to make incident light be collected on a light receiving member, a lens barrel to house the lens, an end portion into which a light enters of the lens barrel being arranged near the light receiving member and a fence member to cover the end portion into which a light enters of the lens barrel and the light receiving member, the fence member having an exhaust port formed in a manner extending in a vertical direction.
Public/Granted literature
- US20140036324A1 LIGHT COLLECTING MEMBER, AND OPTICAL MODULE AND IMAGE READING DEVICE HAVING THE LIGHT COLLECTING MEMBER Public/Granted day:2014-02-06
Information query
