To provide a light guide capable of efficiently transmitting light in a plate thickness direction, and to provide a display device using the light guide.SOLUTION: A light guide 113 includes a plate-like emission part 350 having a plurality of recesses 500 arranged on a surface 350a in a shape of a reflective design 141, and forming a right angle pyramid-shaped space in which a regular hexagonal bottom face 502 is opened to a surface 350a side. A side 502Aa in a bottom face 502A of recess 500A among the plurality of recesses 500, and a side 502Ba at a recess 500A side of a bottom face 502B of a recess 500B adjacent to the recess 500A are in parallel.SELECTED DRAWING: Figure 10
【課題】板厚方向に効率よく光を透過させることができる導光体、および、当該導光体を用いた表示装置を提供する。【解決手段】導光体113であって、面350aに反射意匠141の形状に並んで配置され、正六角形の底面502が面350a側の空間に開放されている直角錐形状の空間を形成している複数の凹部500を有する板状の出射部350を備え、複数の凹部500のうちの凹部500Aの底面502Aにおける辺502Aaと、凹部500Aに隣り合う凹部500Bの底面502Bの凹部500A側の辺502Baとが、平行である。【選択図】図10
LIGHT GUIDE AND DISPLAY DEVICE
導光体および表示装置
2019-06-13
Patent
Electronic Resource
Japanese
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen |
LIGHT GUIDE PLATE, LIGHT GUIDE PLATE UNIT, AND DISPLAY DEVICE
European Patent Office | 2022
|