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Patent Searching and Data


Title:
LUMINAIRE
Document Type and Number:
Japanese Patent JP2017139069
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To improve utilization efficiency of light radiated from an LED and to improve uniformity of illumination light.SOLUTION: A first lens member 11 includes a plurality of first lenses 110 and a first support part 113 for supporting the plurality of first lenses 110. Each of the plurality of first lenses 110 has a light-condensing part 111 and a reflection part 112. The reflection part 112 is constituted so as to reflect radiation light which is not condensed at the light-condensing part 111 in the direction crossing condensed light which is condensed at the light-condensing part 111. A light control member 12 has a first light shielding part 1200 and a plurality of first transmission parts 1201 surrounded by the first light shielding part 1200. Each of the plurality of first light transmission parts 1201 is constituted so as to transmit condensed light and reflection light emitted from one corresponding fist lens 110 out of the plurality of first lenses 110.SELECTED DRAWING: Figure 6

Inventors:
YAKUYA YOSHIMICHI
YOSHIOKA HIROYUKI
KAWABATA KATSUNORI
KONDO TAKAO
DAIJO KAZUHIRO
UENOYAMA HIROSHI
MURAGAKI YOSHIHIRO
Application Number:
JP2016017398A
Publication Date:
August 10, 2017
Filing Date:
February 01, 2016
Export Citation:
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Assignee:
PANASONIC IP MAN CORP
International Classes:
F21S2/00; F21V5/04; F21V14/00; F21V14/06; G02B3/00; G02B17/08; H01L33/00
Domestic Patent References:
JP2005259653A2005-09-22
JP2001264859A2001-09-26
JP2014120349A2014-06-30
Foreign References:
US20120134151A12012-05-31
WO2015051034A22015-04-09
Attorney, Agent or Firm:
Patent business corporation Hokuto patent office
Keisei Nishikawa
Takeshi Sakaguchi
Hidetoshi Kitade
Nakaishi Haruki