Invention Grant
- Patent Title: Optical composition, cured product, and optical element
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Application No.: US15494956Application Date: 2017-04-24
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Publication No.: US10370474B2Publication Date: 2019-08-06
- Inventor: Terunobu Saitoh
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Venable LLP
- Priority: JP2016-093263 20160506
- Main IPC: C08F222/24
- IPC: C08F222/24 ; G02B1/04 ; B32B27/28 ; C08F228/04

Abstract:
Provided is a cured product having the following characteristics: the dispersion characteristic and secondary dispersion characteristic of refractive indices are high, the cured product hardy crystallizes, and a chromatic aberration-correcting function is high. The cured product contains at least a structure represented by the general formula (4) and a structure represented by the general formula (5), in which a content of the structure represented by the general formula (5) in the cured product is 0.01 or more and 0.10 or less in terms of a substance amount ratio with respect to the structure represented by the general formula (4).
Public/Granted literature
- US20170320984A1 OPTICAL COMPOSITION, CURED PRODUCT, AND OPTICAL ELEMENT Public/Granted day:2017-11-09
Information query
IPC分类: