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Title:
LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/045360
Kind Code:
A1
Abstract:
The present invention provides a lighting device easily attachable to and detachable from a panel. This lighting device is provided with: a lighting film having a prism layer which emits incident light as emission light in a predetermined direction; and a double-faced adhesive which is attached to at least part of an outer periphery of the lighting film, and both faces on the incident light side and the emission light side of which have adhesiveness, peel strength and/or shear strength on the incident light side being lower than on the emission light side.

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Inventors:
NOBUOKA TOSHIYUKI
NISHINAKA SHUMPEI
MATSUURA KYOKO
UEKI SHUN
KAMADA TSUYOSHI
Application Number:
PCT/JP2019/033358
Publication Date:
March 05, 2020
Filing Date:
August 26, 2019
Export Citation:
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Assignee:
SHARP KK (JP)
International Classes:
G02B5/00; E06B5/00; F21S11/00; F21V11/02; G02B5/04
Domestic Patent References:
WO2010013653A12010-02-04
Foreign References:
JP2009258242A2009-11-05
JP2011137978A2011-07-14
JP2004231736A2004-08-19
JP2008204948A2008-09-04
JP2010230804A2010-10-14
US20180003866A12018-01-04
Attorney, Agent or Firm:
INOUE Tomoya (JP)
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