Title:
DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2016118667
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a display device having a light guide plate of a side-edge light system which is improved in display uniformity.SOLUTION: A light source 2 is arranged on a light incident end face 1a side of a light guide plate 1, and a light source 3 is arranged on a light incident end face 1b side. Light La from the light source 2 irradiates a display pattern DPA of "A" formed at an anti-light emission face 1c of the light guide plate 1, and light Lb from the light source 3 irradiates a display pattern DPB of "B" formed at an anti-light emission face 1c of the light guide plate 1. Clusters C1, C2 composed of linear grooves having a pair of inclined faces (reflection faces) are arranged in a non-overlapped region of the display patterns DPA, DPB, and a cluster C3' composed of a rectangular groove (parallelogram) having two pairs of inclined faces (reflection faces) is arranged in an overlapped region of the display patterns DPA, DPB.SELECTED DRAWING: Figure 1
Inventors:
MITSUDA TOMOMI
NAKAMURA JUNJI
NAKAMURA JUNJI
Application Number:
JP2014258310A
Publication Date:
June 30, 2016
Filing Date:
December 22, 2014
Export Citation:
Assignee:
STANLEY ELECTRIC CO LTD
International Classes:
G09F13/18; F21S2/00; F21V8/00; G02B6/00
Attorney, Agent or Firm:
Shozo Igarashi
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