Invention Grant
- Patent Title: Optical lens and fabrication method thereof
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Application No.: US15959879Application Date: 2018-04-23
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Publication No.: US10558022B2Publication Date: 2020-02-11
- Inventor: Sheng-Da Jiang , Ching-Sheng Chang , Hsin-Te Chen , Kuo-Chuan Wang
- Applicant: Rays Optics Inc.
- Applicant Address: TW Hsinchu County
- Assignee: RAYS OPTICS INC.
- Current Assignee: RAYS OPTICS INC.
- Current Assignee Address: TW Hsinchu County
- Agency: Muncy, Geissler, Olds & Lowe, P.C.
- Priority: TW106146530A 20171229
- Main IPC: G02B9/04
- IPC: G02B9/04 ; G02B13/14 ; G02B13/06 ; G02B13/18 ; G02B9/64
Abstract:
An optical lens includes a first lens group with a negative refractive power, a second lens group with a positive refractive power, and an aperture stop disposed between the first lens group and the second lens group. The second lens group is disposed between the first lens group and the second side. The optical lens satisfies the conditions: 2.1
Public/Granted literature
- US20190204569A1 OPTICAL LENS AND FABRICATION METHOD THEREOF Public/Granted day:2019-07-04
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