公开(公告)号：US20230305206A1

公开(公告)日：2023-09-28

申请号：US17996350

申请日：2021-06-18

Applicant: KOLON INDUSTRIES, INC.

Inventor： Byung-Joon AN

IPC: G02B5/28 ,  G02F1/19 ,  G02B1/00 ,  G02F1/00 ,  G02F1/01

CPC classification number: G02B5/286 ,  G02F1/19 ,  G02B1/002 ,  G02F1/0063 ,  G02F1/0102 ,  G02F2203/01

Abstract: The present invention provides a film comprising: a substrate; and a first coating layer on the substrate, wherein the film has, from a reflectance graph obtained by measuring the reflectance in a 380 nm to 780 nm wavelength region, a reflectance oscillation ratio (Or) of 1.0 or less and a reflectance graph slope (Gr) of 0.122 or less, and has improved interference fringes.

公开(公告)号：US20240255682A1

公开(公告)日：2024-08-01

申请号：US18577329

申请日：2022-07-13

Applicant: KOLON INDUSTRIES, INC.

Inventor： Byung-Joon AN ,  Sang-Hyun AHN

IPC: G02B5/20

CPC classification number: G02B5/208

Abstract: The present invention provides an optical film and a display device comprising same, wherein the optical film comprises a light transmitting substrate and a primer layer and has a yellowness (Y) of 5.0 or less before a light fastness test, a yellowness difference (ΔY.I) of 5.5 or less, and excellent total light transmittance.