Title:
OPTICAL MEMBER, PLANAR LIGHT SOURCE DEVICE, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/265068
Kind Code:
A1
Abstract:
This optical member (30) includes: a selective transmission sheet (50); a junction layer (31) joined to the selective transmission sheet (50); and an optical sheet (60) joined to the junction layer (31). The transmittance of the selective transmission sheet (50) with respect to light having a specific wavelength and entering the selective transmission sheet (50) at a certain angle of incidence of more than 0° is greater than the transmittance of the selective transmission sheet (50) with respect to light having the specific wavelength and entering the selective transmission sheet (50) at an angle of incidence of 0°.
Inventors:
NISHIKAWA MARII (JP)
Application Number:
PCT/JP2022/024162
Publication Date:
December 22, 2022
Filing Date:
June 16, 2022
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
F21S2/00; F21V3/00; F21V9/32; F21V9/38; G02B5/02; G02B5/20; F21Y105/10; F21Y115/10
Domestic Patent References:
| WO2021002247A1 | 2021-01-07 |
Attorney, Agent or Firm:
MIYAJIMA Manabu et al. (JP)
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