Title:
OPTICAL PART, ILLUMINATION DEVICE FOR DISPLAY DEVICE, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2008/007473
Kind Code:
A1
Abstract:
An optical part (450) used for an illumination device for a display device and
having a light transmissive plate-like body (400). The plate-like body (400)
has formed in it air flow holes (430) for allowing air to flow in the thickness direction
of the plate-like body (400). The air flow holes (430) have a light dispersion
structure (431) having a function for dispersing light.
Inventors:
TERAGAWA DAISUKE
Application Number:
PCT/JP2007/053207
Publication Date:
January 17, 2008
Filing Date:
February 21, 2007
Export Citation:
Assignee:
SHARP KK (JP)
TERAGAWA DAISUKE
TERAGAWA DAISUKE
International Classes:
G02B5/02; F21V29/00; G02F1/13357
Foreign References:
| JP2000019529A | 2000-01-21 | |||
| JPH0646014Y2 | 1994-11-24 | |||
| JP2004053749A | 2004-02-19 | |||
| JP2005202315A | 2005-07-28 | |||
| JP3756216B2 | 2006-03-15 | |||
| JP2000106025A | 2000-04-11 | |||
| JPH0116902A |
Attorney, Agent or Firm:
GORO, Kazuo et al. (5th Floor Nittochi Nagoya Bldg.,1-1, Sakae 2-chome,Naka-ku, Nagoya-shi, Aichi, JP)
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