JPH0423012U - - Google Patents
Info
- Publication number
- JPH0423012U JPH0423012U JP6358790U JP6358790U JPH0423012U JP H0423012 U JPH0423012 U JP H0423012U JP 6358790 U JP6358790 U JP 6358790U JP 6358790 U JP6358790 U JP 6358790U JP H0423012 U JPH0423012 U JP H0423012U
- Authority
- JP
- Japan
- Prior art keywords
- surface emitting
- reflective surface
- fluorescent tube
- emitting device
- 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.)
- Pending
Links
- 238000009792 diffusion process Methods 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
Landscapes
- Illuminated Signs And Luminous Advertising (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は実施例にかかる反射式面発光装置の一
部破断斜視図、第２図、第３図は蛍光管３の横断
面図、第４図は蛍光管の輝度分布図、第５図は従
来の反射式面発光装置の一例の斜視図、第６図は
従来の反射式面発光装置の別構成の斜視図である
。
図中、１……拡散板、２……ガラス管、３……
蛍光管、４……本体、５……反射面、１３……減
光体層、１４……蛍光体層である。
FIG. 1 is a partially cutaway perspective view of a reflective surface emitting device according to an embodiment, FIGS. 2 and 3 are cross-sectional views of a fluorescent tube 3, FIG. 4 is a luminance distribution diagram of the fluorescent tube, and FIG. 6 is a perspective view of an example of a conventional reflective surface emitting device, and FIG. 6 is a perspective view of another configuration of the conventional reflective surface emitting device. In the figure, 1... Diffusion plate, 2... Glass tube, 3...
Fluorescent tube, 4... Main body, 5... Reflective surface, 13... Attenuator layer, 14... Fluorescent layer.
Claims (1)
用される反射式面発光装置において、 光を拡散出射することにより前記面発光部を形
成する拡散板と、 少なくとも１本の蛍光管と、該蛍光管からの出
力光を前記拡散板に向けて反射させる反射面を有
する反射体と、を備える反射式面発光装置であつ
て、 前記蛍光管の内部に形成される蛍光体層の前記
拡散板に対向する部位に、前記出力光を減衰させ
る減光体層を所定角度幅分形成することを特徴と
する反射式面発光装置。[Claims for Utility Model Registration] In a reflective surface emitting device that is used with a surface emitting section attached to or in close proximity to an illuminated object, a diffuser plate that forms the surface emitting section by diffusing and emitting light; A reflective surface emitting device comprising at least one fluorescent tube and a reflector having a reflective surface that reflects output light from the fluorescent tube toward the diffuser plate, the reflector being formed inside the fluorescent tube. A reflective surface emitting device, characterized in that a light attenuation layer for attenuating the output light is formed with a predetermined angular width at a portion of the phosphor layer facing the diffusion plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6358790U JPH0423012U (en) | 1990-06-18 | 1990-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6358790U JPH0423012U (en) | 1990-06-18 | 1990-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0423012U true JPH0423012U (en) | 1992-02-25 |
Family
ID=31593773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6358790U Pending JPH0423012U (en) | 1990-06-18 | 1990-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0423012U (en) |
-
1990
- 1990-06-18 JP JP6358790U patent/JPH0423012U/ja active Pending