Title:
OPTICAL ELEMENT AND ILLUMINATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/084842
Kind Code:
A1
Abstract:
Provided is an optical element in which two or more liquid crystal cells are layered. The two or more liquid crystal cells each include: a first substrate provided with a first connection pad which is electrically connected to a first electrode, and a second connection pad which is electrically connected to a second electrode; and a second substrate provided with a third connection pad which is electrically connected to a third electrode, and a fourth connection pad which is electrically connected to a fourth electrode. The first connection pads, the second connection pads, the third connection pads, and the fourth connection pads, of the two or more liquid crystal cells, are respectively mutually connected, in an electrical manner, via an inter-cell conductive electrode.
Inventors:
IKEDA KOJIRO (JP)
KOITO TAKEO (JP)
IMAZEKI YOSHIKATSU (JP)
KOITO TAKEO (JP)
IMAZEKI YOSHIKATSU (JP)
Application Number:
PCT/JP2023/032101
Publication Date:
April 25, 2024
Filing Date:
September 01, 2023
Export Citation:
Assignee:
JAPAN DISPLAY INC (JP)
International Classes:
G02F1/13; F21V5/00; F21V14/00; G02F1/1333; G02F1/13357; G02F1/1343; G02F1/1345
Domestic Patent References:
| WO2022176684A1 | 2022-08-25 |
Foreign References:
| JPH04358126A | 1992-12-11 | |||
| US20180196318A1 | 2018-07-12 |
Attorney, Agent or Firm:
TAKAHASHI, HAYASHI AND PARTNER PATENT ATTORNEYS, INC. (JP)
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