JPH0372968B2 - - Google Patents

Info

Publication number
JPH0372968B2
JPH0372968B2 JP55087056A JP8705680A JPH0372968B2 JP H0372968 B2 JPH0372968 B2 JP H0372968B2 JP 55087056 A JP55087056 A JP 55087056A JP 8705680 A JP8705680 A JP 8705680A JP H0372968 B2 JPH0372968 B2 JP H0372968B2
Authority
JP
Japan
Prior art keywords
liquid crystal
light source
crystal display
display panel
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP55087056A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5713478A (en
Inventor
Osamu Suzawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP8705680A priority Critical patent/JPS5713478A/ja
Priority to US06/245,856 priority patent/US4487481A/en
Publication of JPS5713478A publication Critical patent/JPS5713478A/ja
Priority to US06/680,410 priority patent/US4659183A/en
Priority to US06/680,192 priority patent/US4618216A/en
Priority to US07/341,141 priority patent/USRE33987E/en
Publication of JPH0372968B2 publication Critical patent/JPH0372968B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP8705680A 1980-03-24 1980-06-26 Back light structure for display unit Granted JPS5713478A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP8705680A JPS5713478A (en) 1980-06-26 1980-06-26 Back light structure for display unit
US06/245,856 US4487481A (en) 1980-03-24 1981-03-20 Backlighted liquid crystal display
US06/680,410 US4659183A (en) 1980-03-24 1984-12-10 Backlighted liquid crystal display
US06/680,192 US4618216A (en) 1980-03-24 1984-12-10 Backlighted liquid crystal display using light passage member for more nearly uniform illumination
US07/341,141 USRE33987E (en) 1980-03-24 1989-04-20 Backlighted liquid crystal display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8705680A JPS5713478A (en) 1980-06-26 1980-06-26 Back light structure for display unit

Related Child Applications (4)

Application Number Title Priority Date Filing Date
JP1022490A Division JPH0348279A (ja) 1990-01-19 1990-01-19 液晶表示装置
JP2010225A Division JPH0348280A (ja) 1990-01-19 1990-01-19 表示体用照明装置
JP2010223A Division JPH0348278A (ja) 1990-01-19 1990-01-19 液晶表示装置
JP2010226A Division JPH0348281A (ja) 1990-01-19 1990-01-19 液晶表示装置

Publications (2)

Publication Number Publication Date
JPS5713478A JPS5713478A (en) 1982-01-23
JPH0372968B2 true JPH0372968B2 (enrdf_load_stackoverflow) 1991-11-20

Family

ID=13904277

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8705680A Granted JPS5713478A (en) 1980-03-24 1980-06-26 Back light structure for display unit

Country Status (1)

Country Link
JP (1) JPS5713478A (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6044076U (ja) * 1983-08-31 1985-03-28 シャープ株式会社 表示装置用ライトボックス
JPS632002A (ja) * 1986-06-23 1988-01-07 Hitachi Ltd バツクライト用反射板
JPS6360485A (ja) * 1986-09-01 1988-03-16 株式会社小糸製作所 表示装置
JPS64207U (enrdf_load_stackoverflow) * 1987-06-22 1989-01-05
JPH068561Y2 (ja) * 1989-06-16 1994-03-02 三菱油化株式会社 光拡散シート
JPH03107821A (ja) * 1989-09-21 1991-05-08 Nippon Steel Corp 液晶ディスプレイ装置
JPH03196088A (ja) * 1989-12-25 1991-08-27 Riyoosan:Kk 光源装置
JP2720385B2 (ja) * 1994-10-21 1998-03-04 日本電気ホームエレクトロニクス株式会社 液晶表示装置
KR20020019517A (ko) 1999-09-17 2002-03-12 모리시타 요이찌 화상표시장치
JP2002055675A (ja) * 1999-09-17 2002-02-20 Matsushita Electric Ind Co Ltd 画像表示装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5169584U (enrdf_load_stackoverflow) * 1974-11-27 1976-06-01
JPS5817957B2 (ja) * 1975-01-30 1983-04-11 日本電産コパル株式会社 ヒカリカクサンソウチ
JPS5614281A (en) * 1979-07-17 1981-02-12 Nissan Motor Liquid crystal display

Also Published As

Publication number Publication date
JPS5713478A (en) 1982-01-23

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