JPH0241946U - - Google Patents
Info
- Publication number
- JPH0241946U JPH0241946U JP12149788U JP12149788U JPH0241946U JP H0241946 U JPH0241946 U JP H0241946U JP 12149788 U JP12149788 U JP 12149788U JP 12149788 U JP12149788 U JP 12149788U JP H0241946 U JPH0241946 U JP H0241946U
- Authority
- JP
- Japan
- Prior art keywords
- slit
- light
- transmission rod
- light source
- rod
- 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
Landscapes
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
第１図は本実施例の光源装置の下面図、第２図
は第１図に示すＣ―Ｃ線位置を断面にして示す光
の放射説明図、第３図は上記実施例の光量バラン
ス特性図、第４図はスリツト幅と有効な光量との
関係を示す特性図、第５図は本実施例の光源装置
をＬＣＳプリンタのヘツドに用いた場合の断面図
、第６図は上記ヘツドを用いたＬＣＳプリンタの
概略構成図、第７図は従来の光源ユニツトを一部
欠除して示す斜視図、第８図は第７図に示すＡ―
Ａ線位置を断面にして示す光の放射説明図、第９
図は第７図に示す光源ユニツトの下面図、第１０
図は従来例の光量バランス特性図である。
１３……スリツト、１３ａ，１３ｂ……スリツ
トの広域部。
Fig. 1 is a bottom view of the light source device of this embodiment, Fig. 2 is an explanatory diagram of light radiation taken in cross section along the line CC shown in Fig. 1, and Fig. 3 is the light intensity balance characteristic of the above embodiment. 4 is a characteristic diagram showing the relationship between the slit width and the effective amount of light, FIG. 5 is a sectional view when the light source device of this embodiment is used in the head of an LCS printer, and FIG. A schematic configuration diagram of the LCS printer used, FIG. 7 is a perspective view with a conventional light source unit partially cut out, and FIG. 8 is a schematic diagram of the LCS printer shown in FIG.
Light radiation explanatory diagram showing the A-line position as a cross section, No. 9
The figures are a bottom view of the light source unit shown in Fig. 7, and a bottom view of the light source unit shown in Fig. 10.
The figure is a light amount balance characteristic diagram of a conventional example. 13...slit, 13a, 13b... wide area of slit.
Claims (1)
状の管内に棒状の透明部材から成る光伝送ロツド
を備え、該光伝送ロツドの少なくとも一端部から
入射した光を前記スリツトから出射する光源装置
において、 前記スリツト幅を前記光伝送ロツドの光の入射
端側で広く形成することにより前記スリツトから
出射する光量を均一化したことを特徴とする光源
装置。[Claims for Utility Model Registration] A light transmission rod made of a rod-shaped transparent member is provided in a cylindrical tube having a slit formed along the longitudinal direction, and the light incident from at least one end of the light transmission rod is transmitted through the slit. 1. A light source device, characterized in that the width of the slit is made wider on the light incident end side of the optical transmission rod, so that the amount of light emitted from the slit is made uniform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12149788U JPH0241946U (en) | 1988-09-16 | 1988-09-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12149788U JPH0241946U (en) | 1988-09-16 | 1988-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241946U true JPH0241946U (en) | 1990-03-22 |
Family
ID=31368555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12149788U Pending JPH0241946U (en) | 1988-09-16 | 1988-09-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241946U (en) |
-
1988
- 1988-09-16 JP JP12149788U patent/JPH0241946U/ja active Pending