JPS5922493U - light box - Google Patents

light box

Info

Publication number
JPS5922493U
JPS5922493U JP11863982U JP11863982U JPS5922493U JP S5922493 U JPS5922493 U JP S5922493U JP 11863982 U JP11863982 U JP 11863982U JP 11863982 U JP11863982 U JP 11863982U JP S5922493 U JPS5922493 U JP S5922493U
Authority
JP
Japan
Prior art keywords
light
light box
fluorescent tube
removing member
illumination
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.)
Granted
Application number
JP11863982U
Other languages
Japanese (ja)
Other versions
JPS636767Y2 (en
Inventor
久雄 諸橋
Original Assignee
有限会社大野技術研究所
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 有限会社大野技術研究所 filed Critical 有限会社大野技術研究所
Priority to JP11863982U priority Critical patent/JPS5922493U/en
Publication of JPS5922493U publication Critical patent/JPS5922493U/en
Application granted granted Critical
Publication of JPS636767Y2 publication Critical patent/JPS636767Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

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のライトボックスの断面図で
第２図は第１図の部分断面図である。第３図、第４図は
本考案の効果を説明する説明図である。第４図は従来の
光ムラ除去部材の断面図である。第５図は本考案の他の
一実施例のライトボックスの部分断面図である。 １．１０・・・・・・ライトボックス、２・・・・・・
筐体、３・・・・・・照光面、４・・・・・・アルリル
乳半板、５．１２・・・・・・透明部材、６．１３・・
・・・・反射面、？、９．１１・・・・・・光ムラ除去
部材、８．８’、’１５・・・蛍光管、１４・・・・・
・ポＪＪエステルフィルム。FIG. 1 is a sectional view of a light box according to an embodiment of the present invention, and FIG. 2 is a partial sectional view of FIG. 1. FIGS. 3 and 4 are explanatory diagrams illustrating the effects of the present invention. FIG. 4 is a sectional view of a conventional optical unevenness removing member. FIG. 5 is a partial sectional view of a light box according to another embodiment of the present invention. 1.10...Light box, 2...
Housing, 3... Lighting surface, 4... Aluryl milk half plate, 5.12... Transparent member, 6.13...
...reflective surface? , 9.11... Light unevenness removing member, 8.8', '15... Fluorescent tube, 14...
・PoJJ ester film.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 少なくとも照光面、透明部材に反射分布特性を有する反
射面を形成させた光ムラ除去部材、および蛍光管の順で
構成したライトボックスにおいて、該蛍光管の管軸を通
る該照明光面からの垂直面と、該蛍光管と対向する該光
ムラ除去部材の面とがなす面角θをθ〉９０°としたこ
とを特徴とするライトボックス。In a light box configured of at least an illumination surface, a light unevenness removing member in which a transparent member is formed with a reflective surface having reflection distribution characteristics, and a fluorescent tube, a vertical direction from the illumination light surface passing through the tube axis of the fluorescent tube is provided. A light box characterized in that a surface angle θ between the surface and the surface of the light unevenness removing member facing the fluorescent tube is θ>90°.
JP11863982U 1982-08-04 1982-08-04 light box Granted JPS5922493U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11863982U JPS5922493U (en) 1982-08-04 1982-08-04 light box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11863982U JPS5922493U (en) 1982-08-04 1982-08-04 light box

Publications (2)

Publication Number Publication Date
JPS5922493U true JPS5922493U (en) 1984-02-10
JPS636767Y2 JPS636767Y2 (en) 1988-02-26

Family

ID=30272601

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11863982U Granted JPS5922493U (en) 1982-08-04 1982-08-04 light box

Country Status (1)

Country Link
JP (1) JPS5922493U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235402A (en) * 1985-08-09 1987-02-16 株式会社日立製作所 Fluorescent lamp lighting apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235402A (en) * 1985-08-09 1987-02-16 株式会社日立製作所 Fluorescent lamp lighting apparatus

Also Published As

Publication number Publication date
JPS636767Y2 (en) 1988-02-26

Similar Documents

Publication Publication Date Title
JPS58123478U (en) Lighting device for light-receiving display device
JPS5922493U (en) light box
JPS5995516U (en) Vehicle lights
JPS58100312U (en) fiber optic lighting equipment
JPS5998419U (en) Composite transmissive reflector
JPS6134188U (en) Fluorescent light for illuminated signs
JPS593417U (en) Vehicle lights
JPS58114797U (en) Light guide plate for internal lighting display equipment
JPS60138204U (en) lighting equipment
JPS59134209U (en) Light distribution control device for lighting equipment
JPS6030439U (en) Light source device for additive color enlarger
JPS58166678U (en) lighting equipment
JPS58109096U (en) Indicator light device for electronic equipment
JPS58141204U (en) lighting panel
JPS6026710U (en) lighting equipment
JPS5898762U (en) "Kei" light lamp
JPS5933610U (en) lighting device
JPS5834306U (en) fluorescent light fixtures
JPS6053102U (en) lighting lamp
JPS5870605U (en) lighting equipment
JPS58159511U (en) reading magnifier
JPS5938439U (en) projection device
JPS60155101U (en) floodlight
JPS58166681U (en) Lighting mechanism
JPS5986607U (en) lighting lamp holder