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Title:
照明用灯具
Document Type and Number:
Japanese Patent JP4825708
Kind Code:
B2
Abstract:

To provide a lamp fitting for illumination, effectively using light from a light source firstly, improving easiness for mounting to a fixture secondly, and enabling to suitably irradiate on an exhibition area thirdly.

The lamp fitting for illumination is provided with a light source 11 arranged with an optical axis headed to an irradiation surface placed at a position separated with a given distance as an irradiation direction, and a lens 12 fitted so as to cover a light-emitting area of the light source 11 with the optical axis as the center and made of a first lens part 13 and a second lens part 14 with the optical axis as a border. The first lens part 13 includes an incident face 13a and an emitting face 13b, and refracts to emit light from the light source 11, and the second lens part 14 includes an incident face 14a, an emitting face 14b and a reflecting face 14c which reflects light from the light source 11 entering from the incident face 14a and transmitting the light through inside the second lens part 14 to the emitting face 14b.

COPYRIGHT: (C)2008,JPO&INPIT


Inventors:
Katsuya Mochizuki
Application Number:
JP2007066872A
Publication Date:
November 30, 2011
Filing Date:
March 15, 2007
Export Citation:
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Assignee:
Stanley Electric Co., Ltd.
International Classes:
F21V5/08; F21V5/00; F21V5/04; G02B17/08; F21Y101/02
Domestic Patent References:
JP2002094129A
JP11154766A



 
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