JPH0437977U - - Google Patents

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Publication number
JPH0437977U
JPH0437977U JP8022990U JP8022990U JPH0437977U JP H0437977 U JPH0437977 U JP H0437977U JP 8022990 U JP8022990 U JP 8022990U JP 8022990 U JP8022990 U JP 8022990U JP H0437977 U JPH0437977 U JP H0437977U
Authority
JP
Japan
Prior art keywords
light source
light
flat
source device
transparent conductive
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.)
Pending
Application number
JP8022990U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP8022990U priority Critical patent/JPH0437977U/ja
Publication of JPH0437977U publication Critical patent/JPH0437977U/ja
Pending legal-status Critical Current

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  • Details Of Measuring And Other Instruments (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例に係る平面光源装置
の断面図、第２図は同じくその平面図、第３図は
従来の平面光源装置の断面図、第４図はノイズ対
策のために光源上に設置される金属板の平面図、
第５図は輝度分布の均一性を確保するために光源
上に設置されたライトカーテンの平面図である。 １１……光源、１２……反射板、１３……光源
保持基板、１４……透明導電シート、１５……導
電性金属テープ、Ｘ……表示板。 Fig. 1 is a cross-sectional view of a flat light source device according to an embodiment of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a cross-sectional view of a conventional flat light source device, and Fig. 4 is a noise countermeasure. A plan view of the metal plate installed on the light source,
FIG. 5 is a plan view of a light curtain installed over a light source to ensure uniformity of brightness distribution. DESCRIPTION OF SYMBOLS 11... Light source, 12... Reflection plate, 13... Light source holding board, 14... Transparent conductive sheet, 15... Conductive metal tape, X... Display board.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 表示板の後方から光を照射する平面光源装置に
おいて、光源と、該光源の光を前方へ反射させる
反射板とを備え、前記光源の周囲は、透明導電シ
ートにより光源から発生するノイズが外部に影響
を与えないよう、シールドされたことを特徴とす
る平面光源装置。 A flat light source device that emits light from behind a display board includes a light source and a reflector that reflects the light from the light source forward, and a transparent conductive sheet surrounds the light source to prevent noise generated from the light source from being exposed to the outside. A flat light source device characterized by being shielded to avoid any influence.
JP8022990U 1990-07-27 1990-07-27 Pending JPH0437977U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8022990U JPH0437977U (en) 1990-07-27 1990-07-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8022990U JPH0437977U (en) 1990-07-27 1990-07-27

Publications (1)

Publication Number Publication Date
JPH0437977U true JPH0437977U (en) 1992-03-31

Family

ID=31625100

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8022990U Pending JPH0437977U (en) 1990-07-27 1990-07-27

Country Status (1)

Country Link
JP (1) JPH0437977U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05264991A (en) * 1992-01-09 1993-10-15 Nec Corp Back light and liquid crystal display device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05264991A (en) * 1992-01-09 1993-10-15 Nec Corp Back light and liquid crystal display device

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