Title:
OPTICAL MEMBER
Document Type and Number:
WIPO Patent Application WO/2021/199466
Kind Code:
A1
Abstract:
This optical member is provided with a light-transmitting member and an antireflection film which covers the light-transmitting member. The antireflection film has low-refractive-index layers and high-refractive-index layers which are stacked alternately along the thickness direction. First layers, which among the low-refractive-index layers and the high-refractive-index layers are located on the outermost sides, are low-refractive-index layers. Each of the first layers is a single layer that includes photocatalyst particles or is a multilayer that has an A-layer, which includes photocatalyst particles, and a B-layer, which is stacked inward of the A-layer.
Inventors:
WAKAMURA SAYURI (JP)
MUKAE KAZUTOSHI (JP)
KAMOTO TAKANORI (JP)
MUKAE KAZUTOSHI (JP)
KAMOTO TAKANORI (JP)
Application Number:
PCT/JP2020/037634
Publication Date:
October 07, 2021
Filing Date:
October 02, 2020
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
G02B1/111; B32B7/023; G02B1/18
Domestic Patent References:
| WO2018110017A1 | 2018-06-21 |
Foreign References:
| JP2007536137A | 2007-12-13 | |||
| JPH1045435A | 1998-02-17 | |||
| JP2006195088A | 2006-07-27 |
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