Title:
DAYLIGHTING SYSTEM
Document Type and Number:
Japanese Patent JP2016046073
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a daylighting system capable of effectively preventing a daylighting part being observed as dazzling.SOLUTION: A daylighting system 10 has a daylighting part which has a daylighting panel 21. The daylighting panel has an incident side surface 22 and an emission side surface 23 facing with each other. The incident side surface of the daylighting panel includes a plurality of first surfaces 22a and a plurality of second surfaces 22b which are arrayed alternately in a uniaxial direction d1. The first surface inclines with respect to the emission side surface of the daylighting panel, and the second surface inclines with respect to the emission side surface of the daylighting panel to the opposite side from the first surface or it is orthogonal to the emission side surface of the daylighting panel. At least one of the first surface and the second surface has a light diffusion function or a light shielding function.SELECTED DRAWING: Figure 1
Inventors:
TANIGUCHI YUKIO
HORIGUCHI RYUJI
HORIGUCHI RYUJI
Application Number:
JP2014169028A
Publication Date:
April 04, 2016
Filing Date:
August 22, 2014
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
F21S11/00; F21V5/00; F21V5/02; F21V9/08; F24S23/00; G02B3/08; G02B5/02
Attorney, Agent or Firm:
Hirohito Katsunuma
Hiroyuki Nagai
Yukihiro Hotta
Hiroyuki Nagai
Yukihiro Hotta