Title:
ILLUMINATOR
Document Type and Number:
WIPO Patent Application WO/2001/098706
Kind Code:
A1
Abstract:
An inexpensive illuminator comprising light-emitting diodes prevented from failing because of the heat of a soldering iron, having a small size, emitting an increased intensity of light, and assembled easily. A large number of light emitters (6) the emitting faces (6A) of which are directed forward are arranged on an annular substrate (5) having an opening (5K) near the center. A Fresnel (7) lens adapted for focusing the light from each emitter (6) having an opening (7K) the size of which is approximately the same of that of the opening (5K) is disposed in contact with or near the emitting faces (6A) of the emitters (6).
Inventors:
YONEDA KENJI (JP)
Application Number:
PCT/JP2001/005156
Publication Date:
December 27, 2001
Filing Date:
June 15, 2001
Export Citation:
Assignee:
CCS INC (JP)
YONEDA KENJI (JP)
YONEDA KENJI (JP)
International Classes:
F21S2/00; F21S8/04; F21V5/00; F21V5/04; F21V11/00; F21V14/00; G02B19/00; G02B21/08; G02B27/00; F21W131/40; F21Y101/02; (IPC1-7): F21S2/00; G02B19/00; G02B21/10; G02F1/1335
Foreign References:
| US5690417A | 1997-11-25 | |||
| JPH11195616A | 1999-07-21 | |||
| US5897195A | 1999-04-27 | |||
| US5038258A | 1991-08-06 |
Attorney, Agent or Firm:
Yanagino, Takao (15-5 Miyahara 1-chome Yodogawa-ku Osaka-shi, Osaka, JP)
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