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Patent Searching and Data


Title:
LIGHTING DEVICE AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/043460
Kind Code:
A1
Abstract:
A backlight device (12) is provided with: a reflective polarizing sheet (27); first sheet supporting sections (21A) which support one end of the reflective polarizing sheet (27) in a first direction; first supported sections (22A) which have first openings (23A), through which the first sheet supporting sections (21A) pass, and are supported by the first sheet supporting sections (21A); a micro lens sheet (28) which is overlaid on the reflective polarizing sheet (27) and has a different coefficient of linear thermal expansion than the reflective polarizing sheet (27); second sheet supporting sections (21B) which support one side of the micro lens sheet (28); and second supported sections (22B) which are supported by the second sheet supporting sections (21B) and are disposed in locations which do not overlap with at least the first openings (23A).

Inventors:
HOSOKI Mitsuru
Application Number:
JP2017/030864
Publication Date:
March 08, 2018
Filing Date:
August 29, 2017
Export Citation:
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Assignee:
SHARP KABUSHIKI KAISHA (1 Takumi-cho, Sakai-ku Sakai Cit, Osaka 22, 〒5908522, JP)
International Classes:
F21S2/00; F21V5/00; F21V8/00; F21V17/00; G02F1/1333; G02F1/13357; F21Y115/10
Attorney, Agent or Firm:
AKATSUKI UNION PATENT FIRM (5th Floor, Nittochi Nagoya Bldg. 1-1, Sakae 2-chome, Naka-ku, Nagoya-sh, Aichi 08, 〒4600008, JP)
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