OPTICAL COATING FILM, OPTICAL COATING FILM MANUFACTURING METHOD, AND ANTIREFLECTION FILM

摘要

PROBLEM TO BE SOLVED: To provide an optical coating film capable of maintaining excellent antireflection characteristics even in a high-humidity environment and excellent in antireflection characteristics with respect to light incident from an oblique direction.;SOLUTION: In an optical coating film made of a coating film formed on a substrate, a long diameter (L) and a short diameter (D) of an air gap (X) in the coating film satisfy 1L/D3, and a gloss value at 20° is 10 or less.;SELECTED DRAWING: None;COPYRIGHT: (C)2016,JPO&INPIT