Title:
LIGHT DIFFUSION SHEET, METHOD FOR MANUFACTURING SAME, AND TRANSMISSIVE DISPLAY DEVICE PROVIDED WITH LIGHT DIFFUSION SHEET
Document Type and Number:
WIPO Patent Application WO/2011/068168
Kind Code:
A1
Abstract:
Disclosed is a light diffusion sheet (1) which has, between a lower base film (2) and an upper base film (3), a light diffusing section (4), a light absorbing section (5), and an adhesive layer (6). Specifically, on the lower base film (2), the light diffusing section (4) is formed, and the light diffusing section (4) is provided with a plurality of recessed sections (8). On the light diffusing section (4), the upper base film (3) is formed. The light absorbing section (5) is formed inside of each of the recessed sections (8) in the light diffusing section (4). Each of the recessed sections (8) and each of the light absorbing sections (5) are formed such that a gap is formed between each of the recessed sections (8) and each of the light absorbing sections (5).
Inventors:
UMEDA TOKIYOSHI
YAMAMOTO EMI
ITOH AKINORI
YAMAMOTO EMI
ITOH AKINORI
Application Number:
PCT/JP2010/071603
Publication Date:
June 09, 2011
Filing Date:
December 02, 2010
Export Citation:
Assignee:
SHARP KK (JP)
UMEDA TOKIYOSHI
YAMAMOTO EMI
ITOH AKINORI
UMEDA TOKIYOSHI
YAMAMOTO EMI
ITOH AKINORI
International Classes:
G02B5/02; F21S2/00; F21V3/04; G02B5/00; G02F1/13357
Foreign References:
| JP2004004148A | 2004-01-08 | |||
| JP2007514202A | 2007-05-31 |
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
Patent business corporation Hara [Kenzo] international patent firm (JP)
Patent business corporation Hara [Kenzo] international patent firm (JP)
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