Title:
LIGHT GUIDING BODY, LIGHT SOURCE UNIT, ILLUMINATION DEVICE, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/011304
Kind Code:
A1
Abstract:
Provided is a light guiding body capable of offering higher efficiency and increased thinness, while facilitating minimized costs. The light guiding body comprises a light receiving unit (21) that receives light, and partition units (22) that are connected with the light receiving unit (21). The light receiving unit (21) of the light guiding body (20) further comprises a light guiding face on the underside (23) thereof, and includes curved surface reflector faces (21a) that reflect light toward the partition units (22). The partition units (22) of the light guiding body (20) further include lateral partitions (22S) that further comprise jagged faces (25) that redirect the interior light into light paths that are optimized for reflection to the exterior.
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Inventors:
TANAKA Atsuyuki (())
田中 敦之 (())
田中 敦之 (())
Application Number:
JP2011/058768
Publication Date:
January 26, 2012
Filing Date:
April 07, 2011
Export Citation:
Assignee:
SHARP KABUSHIKI KAISHA (22-22, Nagaike-Cho Abeno-Ku, Osaka-Sh, Osaka 22, 〒5458522, JP)
シャープ株式会社 (〒22 大阪府大阪市阿倍野区長池町２２番２２号 Osaka, 〒5458522, JP)
TANAKA Atsuyuki (())
シャープ株式会社 (〒22 大阪府大阪市阿倍野区長池町２２番２２号 Osaka, 〒5458522, JP)
TANAKA Atsuyuki (())
International Classes:
F21S2/00; G02F1/13357; F21Y101/02
Attorney, Agent or Firm:
SANO Shizuo (Tenmabashi-Yachiyo Bldg. Bekkan, 2-6 Tenmabashi-Kyomachi, Chuo-Ku, Osaka-Sh, Osaka 32, 〒5400032, JP)
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Claims: