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US 12,139,646 B2Granted
Compound, resin precursor, cured object, optical element, optical system, interchangeable camera lens, optical device, cemented lens, and method for manufacturing cemented lens
AssigneeNikon Corporation
InventorsYoshihiro Someya, Masayuki Shijo
Life of this patent
Estimating the term…
Abstract
Provided is a compound represented by Formula (1) given below. (In the formula, R1 represents a hydrogen atom or a methyl group, R2 represents a hydrogen atom, a phenyl group, a C1 to 8 alkyl group, or a C1 to 4 perfluoroalkyl group, X1 represents a hydrogen atom or a hydroxy group, Y1 represents a C1 to 9 alkylene group containing a fluorine atom or a C1 to 9 alkylene group containing no fluorine atom, and n1 is an integer from 0 to 3.).
Claims23
A compound represented by Formula (1):
- in the formula, R1 represents a hydrogen atom or a methyl group, R2 represents a hydrogen atom, a phenyl group, a C1-8 alkyl group, or a C1-4 perfluoroalkyl group, X1 represents a hydrogen atom or a hydroxy group, Y1 represents a C1-9 alkylene group optionally substituted with a fluorine atom, and n1 is an integer from 0 to 3.
Dependencies are inferred from the claim text.