Title:
LIGHT SOURCE APPARATUS AND DISPLAY APPARATUS PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2013/073265
Kind Code:
A1
Abstract:
This light source apparatus is provided with a light source (12), and a light guide plate (13), which makes light planarly outputted from a light output surface (13a), said light having been outputted from the light source (12) and inputted to the inside of the light guide plate. The light guide plate (13) has a structure having a plurality of light guide layers laminated therein. The light guide layers include: a first light guide layer (131) having a first main surface (131a) to be the light output surface (13a); and a second light guide layer (132), which is disposed to face a second main surface (131b), i.e., a first light guide layer (131) surface on the reverse side of the first main surface (131a), and which has a refractive index smaller than that of the first light guide layer (131).
Inventors:
MASUDA JUNICHI
Application Number:
PCT/JP2012/072539
Publication Date:
May 23, 2013
Filing Date:
September 05, 2012
Export Citation:
Assignee:
SHARP KK (JP)
MASUDA JUNICHI
MASUDA JUNICHI
International Classes:
F21S2/00; G02B6/00; G02F1/13357; F21Y101/02
Foreign References:
| JP2009043565A | 2009-02-26 | |||
| JPH10291270A | 1998-11-04 | |||
| JPH11273434A | 1999-10-08 | |||
| JP2005316178A | 2005-11-10 | |||
| JP2010153358A | 2010-07-08 | |||
| JP2011146185A | 2011-07-28 |
Attorney, Agent or Firm:
SANO SHIZUO (JP)
Shizuo Sano (JP)
Shizuo Sano (JP)
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Claims: