JPH01108531U - - Google Patents
Info
- Publication number
- JPH01108531U JPH01108531U JP172488U JP172488U JPH01108531U JP H01108531 U JPH01108531 U JP H01108531U JP 172488 U JP172488 U JP 172488U JP 172488 U JP172488 U JP 172488U JP H01108531 U JPH01108531 U JP H01108531U
- Authority
- JP
- Japan
- Prior art keywords
- gutter
- reflecting mirror
- slit
- shaped reflecting
- shaped
- 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
Links
- 238000005286 illumination Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
Landscapes
- Light Sources And Details Of Projection-Printing Devices (AREA)
Description
第１図は本考案に係る原稿照明装置を示す説明
図、第２図は従来の原稿照明装置の一例を示す説
明図である。
１０…光源、２０…樋状反射鏡、２１…樋状反
射鏡の一縁、３０…原稿面、３１…透明ガラス製
の原稿台、４０…スリツト、４１…スリツト形成
部材、５０…対向反射鏡、６０…迷光進入防止用
反射面。
FIG. 1 is an explanatory diagram showing a document illuminating device according to the present invention, and FIG. 2 is an explanatory diagram showing an example of a conventional document illuminating device. DESCRIPTION OF SYMBOLS 10... Light source, 20... Gutter-shaped reflecting mirror, 21... One edge of the gutter-shaped reflecting mirror, 30... Original surface, 31... Transparent glass document table, 40... Slit, 41... Slit forming member, 50... Opposing reflecting mirror , 60...Reflecting surface for preventing stray light from entering.
Claims (1)
に向かつて光を反射する樋状反射鏡と、当該樋状
反射鏡の一縁に接近して配置された、前記原稿面
からの反射光を細い帯状に規制するスリツトとを
具えてなり、 前記樋状反射鏡の一縁から前記スリツトに続く
領域に、当該スリツトに向かうに従つて前記原稿
面から離隔する方向に傾斜する迷光進入防止用反
射面を設けたことを特徴とする原稿照明装置。[Claims for Utility Model Registration] A long bar-shaped light source, a gutter-shaped reflecting mirror that surrounds the light source and reflects light toward the document surface, and a gutter-shaped reflecting mirror that is disposed close to one edge of the gutter-shaped reflecting mirror. a slit that regulates reflected light from the document surface into a thin band shape, and a region extending from one edge of the gutter-shaped reflecting mirror to the slit in a direction that moves away from the document surface toward the slit. A document illumination device characterized by being provided with an inclined reflecting surface for preventing entry of stray light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988001724U JPH082668Y2 (en) | 1988-01-12 | 1988-01-12 | Original illumination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988001724U JPH082668Y2 (en) | 1988-01-12 | 1988-01-12 | Original illumination device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01108531U true JPH01108531U (en) | 1989-07-21 |
| JPH082668Y2 JPH082668Y2 (en) | 1996-01-29 |
Family
ID=31201860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988001724U Expired - Lifetime JPH082668Y2 (en) | 1988-01-12 | 1988-01-12 | Original illumination device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH082668Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007201642A (en) * | 2006-01-24 | 2007-08-09 | Kyocera Mita Corp | Image reader and image-forming device having the same |
| JP4733557B2 (en) * | 2006-04-18 | 2011-07-27 | 株式会社リコー | Image reading apparatus and image forming apparatus |
| JP2012093650A (en) * | 2010-10-28 | 2012-05-17 | Kyocera Mita Corp | Image scanner and image-forming device equipped with the same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58144345U (en) * | 1982-03-25 | 1983-09-29 | ウシオ電機株式会社 | Light source device for copying machines |
| JPS5917438U (en) * | 1982-07-26 | 1984-02-02 | 京セラミタ株式会社 | Optical device of electrostatic copying machine |
-
1988
- 1988-01-12 JP JP1988001724U patent/JPH082668Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58144345U (en) * | 1982-03-25 | 1983-09-29 | ウシオ電機株式会社 | Light source device for copying machines |
| JPS5917438U (en) * | 1982-07-26 | 1984-02-02 | 京セラミタ株式会社 | Optical device of electrostatic copying machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007201642A (en) * | 2006-01-24 | 2007-08-09 | Kyocera Mita Corp | Image reader and image-forming device having the same |
| JP4733557B2 (en) * | 2006-04-18 | 2011-07-27 | 株式会社リコー | Image reading apparatus and image forming apparatus |
| JP2012093650A (en) * | 2010-10-28 | 2012-05-17 | Kyocera Mita Corp | Image scanner and image-forming device equipped with the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH082668Y2 (en) | 1996-01-29 |
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