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Patent Searching and Data


Title:
LIGHTING UNIT AND LIGHTING EQUIPMENT
Document Type and Number:
Japanese Patent JP2004186106
Kind Code:
A
Abstract:

To provide a lighting unit in which a good illumination light eliminating unevenness of lighting color and having uniform color tone can be obtained, and efficient illumination can be carried out by increasing the amount of light, and a lighting equipment using the lighting unit.

The lighting equipment is provided with a reflecting part having a reflecting face 14 formed nearly along a part of an ellipse and an LED lamp 5 that is arranged in the vicinity of a first focal point of the ellipse C in the reflecting part, and lighting unit in which a part of the illumination light of the LED lamp 5 is nearly converged at a second focal point of the ellipse C and lighted, and the lighting unit is made as the light source. Thereby, diversification of the technology for making uniform the color tone of the illumination light is attained.


Inventors:
Ueda, Osamu
Application Number:
JP2002000354679
Publication Date:
July 02, 2004
Filing Date:
December 06, 2002
Export Citation:
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Assignee:
YAMADA SHOMEI KK
International Classes:
F21V7/08; H01L33/60; F21Y101/02; (IPC1-7): F21V7/08; H01L33/00