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Title:
LIGHT CONTROL SHEET, CURTAIN PROVIDED WITH SAME, AND METHOD FOR PRODUCING LIGHT CONTROL SHEET
Document Type and Number:
WIPO Patent Application WO/2016/052560
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a light control sheet that exhibits suitable daylighting performance and ensures excellent design properties. A light control sheet according to this embodiment is provided with: a deflection layer (7) that has a light entrance surface and a light emission surface that face each other, and deflects light having entered from the light entrance surface (7a) and emits said light from the light emission surface (7b); and a color member (3) that is laminated on the deflection layer (7) and has a surface that develops a color. In a coordinate plane where the aperture ratio of the color member (3) is defined as x and the brightness of the surface of the color member (3) is defined as y, the aperture ratio and brightness of the color member 3 are set in a region R between a straight line L1 defined as y=-1.4137x+91.447 and a straight line L2 defined as y=-1.6000x+194.20.

Inventors:
KITAMURA AKIKO (JP)
SEKIDO MASAYUKI (JP)
Application Number:
PCT/JP2015/077603
Publication Date:
April 07, 2016
Filing Date:
September 29, 2015
Export Citation:
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Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
G02B5/02; A47H23/08; E06B9/24; G02B5/20
Foreign References:
JP2011164311A2011-08-25
JP2004162194A2004-06-10
JPH0521095U1993-03-19
JP2005154970A2005-06-16
JPH0448398U1992-04-24
JPH0633671A1994-02-08
Attorney, Agent or Firm:
KATSUNUMA Hirohito et al. (JP)
Katsunuma Hirohito (JP)
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