Invention Grant
- Patent Title: Collimator lens and light source device
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Application No.: US16028274Application Date: 2018-07-05
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Publication No.: US10884256B2Publication Date: 2021-01-05
- Inventor: Kunihiro Niwa , Junya Azami
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc. IP Division
- Priority: JP2017-146060 20170728,JP2018-115063 20180618
- Main IPC: G02B27/30
- IPC: G02B27/30 ; G02B7/02 ; G02B27/09
Abstract:
A collimator lens to be held by a holder member, includes a lens portion including an area through which light passes, and a protruding portion protruding from the lens portion. The lens portion is formed on an outer peripheral surface of the collimator lens and includes a bonded portion to be bonded and fixed onto a bonding portion, which is formed on the holder member, through an adhesive. The protruding portion includes a plane formed on an outer peripheral surface of the protruding portion. The plane is formed at a position where a normal line to the plane intersects with the bonded portion.
Public/Granted literature
- US20190033611A1 COLLIMATOR LENS AND LIGHT SOURCE DEVICE Public/Granted day:2019-01-31
Information query
