Invention Grant
- Patent Title: Optical element and method of producing optical element
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Application No.: US16542961Application Date: 2019-08-16
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Publication No.: US11619765B2Publication Date: 2023-04-04
- Inventor: Hirohisa Uchida
- Applicant: ARKRAY, Inc.
- Applicant Address: JP Kyoto
- Assignee: ARKRAY, Inc.
- Current Assignee: ARKRAY, Inc.
- Current Assignee Address: JP Kyoto
- Agency: Studebaker & Brackett PC
- Priority: JPJP2018-165331 20180904
- Main IPC: G02B1/111
- IPC: G02B1/111 ; C30B29/54 ; G02F1/35 ; G02F1/355
Abstract:
An optical element includes an optical crystal and an antireflection film coating the surface of the optical crystal. The antireflection film contains an organic compound that includes, as a structural unit, at least one of a compound containing a cyclic structure to which a fluorine atom is bound and a compound containing a cyclic olefin structure.
Public/Granted literature
- US20200073018A1 OPTICAL ELEMENT AND METHOD OF PRODUCING OPTICAL ELEMENT Public/Granted day:2020-03-05
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