Title:
ANTI-REFLECTIVE FILM-ATTACHED TRANSPARENT SUBSTRATE AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/195498
Kind Code:
A1
Abstract:
The present invention relates to an anti-reflective film-attached transparent substrate with two principal surfaces and having a diffusion layer and an anti-reflection film on one principal surface in the stated order from the transparent substrate side, wherein when reflection by the other principal surface of the transparent substrate is eliminated and light is incident at an angle of (45)° on the one principal surface side, the values of a* and b* for diffuse reflected light at angles of -15°, 15°, 25°, 45°, 75°, and 110° relative to specular reflected light under D65 illuminant satisfy the following equations (1) to (4). (1)-6≤a*≤2 (2)-1≤b*≤12 (3)b*≤-2a*+4 (4)b*≥-2a*-5
Inventors:
TAKEMOTO KAZUYA (JP)
KAWAI KEISUKE (JP)
FUJIWARA TERUO (JP)
TAKAHOSHI HIDEAKI (JP)
KAWAI KEISUKE (JP)
FUJIWARA TERUO (JP)
TAKAHOSHI HIDEAKI (JP)
Application Number:
PCT/JP2023/014148
Publication Date:
October 12, 2023
Filing Date:
April 05, 2023
Export Citation:
Assignee:
AGC INC (JP)
International Classes:
G02B1/115; B32B7/023; C03C17/42; G02B1/18; G02B5/02
Foreign References:
| JP2021510362A | 2021-04-22 | |||
| JP2018115105A | 2018-07-26 | |||
| JP2017515780A | 2017-06-15 | |||
| JP2016502592A | 2016-01-28 | |||
| JP2005338366A | 2005-12-08 |
Attorney, Agent or Firm:
EIKOH, P.C. (JP)
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