Title:
FILM
Document Type and Number:
Japanese Patent JP2018180405
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a film that has desired optical properties, and prevents the occurrence of an uneven color tone or the deterioration of surface quality.SOLUTION: A film has a variation in refractive index at wavelength 420 nm (d420 n) of 0.001 or more and 0.100 or less.SELECTED DRAWING: Figure 1
Inventors:
KONO SACHIKAZU
TABATA HISANORI
YOSHIDA MINORU
TABATA HISANORI
YOSHIDA MINORU
Application Number:
JP2017082582A
Publication Date:
November 15, 2018
Filing Date:
April 19, 2017
Export Citation:
Assignee:
TORAY INDUSTRIES
International Classes:
G02B5/26; B29C55/06; B32B27/36