Title:
SURFACE LIGHT-EMITTING UNIT
Document Type and Number:
WIPO Patent Application WO/2014/136476
Kind Code:
A1
Abstract:
A surface light-emitting unit (1) is provided with: light-emitting panels (10A, 10B); a reflective member (20) which reflects a part of light, which is emitted from the light- emitting panels (10A, 10B), toward the front face side; a first diffusion plate (41) which is disposed facing both the reflective member (20) and the light-emitting panels (10A, 10B) with a space therebetween; and a second diffusion plate (42) which is located on the opposite side of the first diffusion plate (41) from the light-emitting panels (10A, 10B), is disposed at a distance from the first diffusion plate (41), and diffuses light from the first diffusion plate (41).
Inventors:
HIRAO YUSUKE (JP)
MIKI NOBUYA (JP)
SANDO YASUHIRO (JP)
MIKI NOBUYA (JP)
SANDO YASUHIRO (JP)
Application Number:
PCT/JP2014/050760
Publication Date:
September 12, 2014
Filing Date:
January 17, 2014
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
F21S2/00; F21Y101/02; F21Y103/00; F21Y105/00
Foreign References:
| JP2010033818A | 2010-02-12 | |||
| US20100165623A1 | 2010-07-01 | |||
| US20120075846A1 | 2012-03-29 |
Attorney, Agent or Firm:
Fukami Patent Office, p. c. (JP)
Patent business corporation Fukami patent firm (JP)
Patent business corporation Fukami patent firm (JP)
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