Title:
画像表示装置
Document Type and Number:
Japanese Patent JP4218650
Kind Code:
B2
Abstract:
An image display device includes a light source that supplies beam-like light; a scanning portion that scans light from the light source to display an image by using light from the scanning portion; and a connecting portion that electrically connects the light source and an external power source that supplies electric power to the light source; wherein the connecting portion is disposed in an optical path of light from the light source past the scanning portion, and, when light is irradiated from the scanning portion at energy equal to or more than predetermined energy, disconnects an electrical connection between the light source and the external power source.
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Inventors:
山▲崎▼ 哲朗
Masatoshi Yonekubo
Akira Maho
Masatoshi Yonekubo
Akira Maho
Application Number:
JP2005072431A
Publication Date:
February 04, 2009
Filing Date:
March 15, 2005
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
G02B26/10; G02B27/18; G03B21/00
Domestic Patent References:
| JP2004333698A | ||||
| JP2002281532A | ||||
| JP2004029566A | ||||
| JP2004184802A |
Attorney, Agent or Firm:
Masahiko Ueyanagi
Osamu Suzawa
Osamu Suzawa