Title:
【発明の名称】液晶表示ユニット及び液晶表示ユニットを用いた液晶プロジェクタ
Document Type and Number:
Japanese Patent JP3414399
Kind Code:
B2
Abstract:
In a liquid crystal display unit for use in a liquid crystal projector used in a high-temperature environment, this invention is directed to provide a liquid crystal display unit which prevents deterioration of the display unit and deformation of a polarizer plate due to temperature, and has a dust-proofing effect for a liquid crystal cell. The liquid crystal display unit 1 comprises at least one liquid crystal cell 2 and at least one polarizer member 3, and further includes a frame member 5 disposed for forming a space 4 between the polarizer member 3 and the liquid crystal cell 2, a vent hole 6 formed at at least a part of the frame member 5 and a filter 7 disposed in at least a part of the vent hole 6.
More Like This:
| JPH10133166 | LIQUID CRYSTAL DISPLAY DEVICE |
| JPS5823090 | DISPLAY |
| JPS5660494 | PROJECTOR TYPE DISPLAY UNIT |
Inventors:
Satoshi Imoto
Mitsumasa Miyabe
Katsuo Matsuyama
Mitsumasa Miyabe
Katsuo Matsuyama
Application Number:
JP50091794A
Publication Date:
June 09, 2003
Filing Date:
June 30, 1993
Export Citation:
Assignee:
Citizen Watch Co., Ltd.
International Classes:
G02F1/133; G02F1/13363; (IPC1-7): G02F1/1333
Domestic Patent References:
| JP6484290A | ||||
| JP4104124A | ||||
| JP283525U |
Attorney, Agent or Firm:
Takashi Ishida (1 person outside)