JPS6255807U - - Google Patents
Info
- Publication number
- JPS6255807U JPS6255807U JP14775085U JP14775085U JPS6255807U JP S6255807 U JPS6255807 U JP S6255807U JP 14775085 U JP14775085 U JP 14775085U JP 14775085 U JP14775085 U JP 14775085U JP S6255807 U JPS6255807 U JP S6255807U
- Authority
- JP
- Japan
- Prior art keywords
- light
- removing member
- unevenness removing
- transmission efficiency
- dot
- 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
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 1
Landscapes
- Illuminated Signs And Luminous Advertising (AREA)
- Optical Elements Other Than Lenses (AREA)
Description
第１図は、光ムラ除去部材の断面図。第２図は
、従来例の光ムラ除去部材の断面図。第３図は、
従来例のライトボツクスの断面図。第４図は、光
ムラ除去部材を用いたライトボツクスの断面図。
第５図は、光ムラ除去部材の断面図。 １…透光効率の良い面状部材、２…反射板（光
ムラ除去部材に含まれる）、３…蛍光管、４…反
射板、５…拡散板。
、従来例の光ムラ除去部材の断面図。第３図は、
従来例のライトボツクスの断面図。第４図は、光
ムラ除去部材を用いたライトボツクスの断面図。
第５図は、光ムラ除去部材の断面図。 １…透光効率の良い面状部材、２…反射板（光
ムラ除去部材に含まれる）、３…蛍光管、４…反
射板、５…拡散板。
Claims (1)
- 透光効率の良い面状部材の内部にスリツト状あ
るいはドツト状の反射板を光源に対して最適な角
度をもたして配置したことを特徴とする光ムラ除
去部材。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14775085U JPS6255807U (ja) | 1985-09-27 | 1985-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14775085U JPS6255807U (ja) | 1985-09-27 | 1985-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6255807U true JPS6255807U (ja) | 1987-04-07 |
Family
ID=31061399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14775085U Pending JPS6255807U (ja) | 1985-09-27 | 1985-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6255807U (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55133008A (en) * | 1979-04-03 | 1980-10-16 | Ono Gijutsu Kenkyusho:Kk | Thin type shaukasten |
-
1985
- 1985-09-27 JP JP14775085U patent/JPS6255807U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55133008A (en) * | 1979-04-03 | 1980-10-16 | Ono Gijutsu Kenkyusho:Kk | Thin type shaukasten |