JPH0269318U - - Google Patents

Info

Publication number
JPH0269318U
JPH0269318U JP14987688U JP14987688U JPH0269318U JP H0269318 U JPH0269318 U JP H0269318U JP 14987688 U JP14987688 U JP 14987688U JP 14987688 U JP14987688 U JP 14987688U JP H0269318 U JPH0269318 U JP H0269318U
Authority
JP
Japan
Prior art keywords
light source
light
lcd display
backlight
source
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
JP14987688U
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 JP14987688U priority Critical patent/JPH0269318U/ja
Publication of JPH0269318U publication Critical patent/JPH0269318U/ja
Pending legal-status Critical Current

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Description

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

第１図は本考案に係るバツクライトの一実施例
を示す概略的断面図、第２図は他の実施例を示す
概略的断面図、第３図は第２図に示すａ部の拡大
図、第４図〜第６図は従来のバツクライトを示す
概略的断面図、第７図は第６図に示されたライテ
イングカーテンの平面図である。 １０……光源、２０……拡散板、２２１……遮
光帯（遮光手段）、２２２……溝（遮光手段）、
３０……ライトガイド、５０……液晶デイスプレ
イ、Ｌ……光源光、Ｌ１１……直接光、Ｌ１２…
…間接光、Ｌ２……拡散光。 FIG. 1 is a schematic sectional view showing one embodiment of the backlight according to the present invention, FIG. 2 is a schematic sectional view showing another embodiment, and FIG. 3 is an enlarged view of part a shown in FIG. 4 to 6 are schematic sectional views showing a conventional backlight, and FIG. 7 is a plan view of the lighting curtain shown in FIG. 6. 10... Light source, 20... Diffusion plate, 221... Shade band (shading means), 222... Groove (shading means),
30...Light guide, 50...Liquid crystal display, L...Light source light, L11 ...Direct light, L12 ...
...Indirect light, L2 ...Diffused light.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 透過型の液晶デイスプレイに背面から均一な拡
散光を照射するバツクライトにおいて、光源光を
発する光源と、光源光を液晶デイスプレイ側に反
射するライトガイドと、光源と液晶デイスプレイ
との間に位置し、光源の真上に相当する部分には
照射された光源光の一部を遮る遮光手段が形成さ
れており、かつ入射した光源光を均一な拡散光と
する拡散板とを具備したことを特徴とするバツク
ライト。 In a backlight that illuminates a transmissive LCD display with uniform diffused light from the back, there is a light source that emits the light source, a light guide that reflects the light source light toward the LCD display, and a light source that is located between the light source and the LCD display. A light shielding means for blocking part of the irradiated light source light is formed in a portion directly above the light source, and a diffuser plate is provided to uniformly diffuse the incident light source light. Backkrite.
JP14987688U 1988-11-16 1988-11-16 Pending JPH0269318U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14987688U JPH0269318U (en) 1988-11-16 1988-11-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14987688U JPH0269318U (en) 1988-11-16 1988-11-16

Publications (1)

Publication Number Publication Date
JPH0269318U true JPH0269318U (en) 1990-05-25

Family

ID=31422509

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14987688U Pending JPH0269318U (en) 1988-11-16 1988-11-16

Country Status (1)

Country Link
JP (1) JPH0269318U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0386325U (en) * 1989-12-22 1991-08-30
JPH0481445U (en) * 1990-11-28 1992-07-15
US8794780B2 (en) 2009-01-23 2014-08-05 Sharp Kabushiki Kaisha Lighting device with light-scattering optical member

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0386325U (en) * 1989-12-22 1991-08-30
JPH0481445U (en) * 1990-11-28 1992-07-15
US8794780B2 (en) 2009-01-23 2014-08-05 Sharp Kabushiki Kaisha Lighting device with light-scattering optical member

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