Title:
【発明の名称】導光体ユニット、液晶表示装置及び偏光方法
Document Type and Number:
Japanese Patent JP2915317
Kind Code:
B2
Abstract:
A light guide unit (626) for a liquid crystal display device (600) comprises: a body consisting of a plurality of laminated light guides (411) and having an outgoing surface on one side; a reflecting plate (413) disposed on the other side of said body; and means (412) disposed between said body and said reflecting plate (413) for changing the polarization direction of light; wherein said plurality of light guides (411) are laminated aslant the width direction of said main unit body. By such means, the utilizing efficiency of light is improved by making available at least part of the polarized component that has formerly been unused for obtaining the polarization.
Inventors:
SUZUKI MASARU
Application Number:
JP4063395A
Publication Date:
July 05, 1999
Filing Date:
February 28, 1995
Export Citation:
Assignee:
INTAANASHONARU BIJINESU MASHIINZU CORP
International Classes:
G02B6/00; F21V8/00; F21V9/14; G02B5/30; G02F1/1335; G02F1/13357; G09F13/04; (IPC1-7): G02B5/30; G02B6/00; G02F1/1335
Domestic Patent References:
| JP6138413A | ||||
| JP4212104A |
Other References:
【文献】米国特許4798448(US,A)
Attorney, Agent or Firm:
Kiyoshi Goda (2 outside)