JPH01125418U - - Google Patents
Info
- Publication number
- JPH01125418U JPH01125418U JP1958188U JP1958188U JPH01125418U JP H01125418 U JPH01125418 U JP H01125418U JP 1958188 U JP1958188 U JP 1958188U JP 1958188 U JP1958188 U JP 1958188U JP H01125418 U JPH01125418 U JP H01125418U
- Authority
- JP
- Japan
- Prior art keywords
- optical unit
- housing
- adsorption means
- dust adsorption
- wall
- 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
- 230000003287 optical effect Effects 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims 3
- 238000001179 sorption measurement Methods 0.000 claims 3
- 239000012790 adhesive layer Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Laser Beam Printer (AREA)
Description
第１図は、本考案の光学ユニツトの構成例を示
す部分切欠斜視図である。第２図はおよび第３図
は、それぞれ、本考案の光学ユニツトにおける粘
着物質の構成例を示す部分断面図である。
符号の説明、１……光学ユニツト、２……ハウ
ジング、３……底板、４……側板、５……天板、
６……光射出口、７……粘着物質、８……両面テ
ープ、８１……粘着層、９……積層体、９１，９
２，９３……粘着層、９４，９５……離型紙、１
０……レーザ光源、１１……ビームエクスパンダ
ー、１２……ミラー、１３……ガルバノメータミ
ラー、１４……走査レンズ、１５……長尺ミラー
、１６，１６ａ，１６ｂ……レーザビーム、１７
……主走査線、１８……記録材料、１９……副走
査搬送手段、２０……光ガイド、２１……光検出
器。
FIG. 1 is a partially cutaway perspective view showing an example of the configuration of an optical unit according to the present invention. FIGS. 2 and 3 are partial cross-sectional views showing examples of the structure of the adhesive material in the optical unit of the present invention. Explanation of symbols, 1...Optical unit, 2...Housing, 3...Bottom plate, 4...Side plate, 5...Top plate,
6... Light exit port, 7... Adhesive substance, 8... Double-sided tape, 81... Adhesive layer, 9... Laminate, 91,9
2,93... Adhesive layer, 94,95... Release paper, 1
0... Laser light source, 11... Beam expander, 12... Mirror, 13... Galvanometer mirror, 14... Scanning lens, 15... Long mirror, 16, 16a, 16b... Laser beam, 17
... Main scanning line, 18 ... Recording material, 19 ... Sub-scanning conveyance means, 20 ... Light guide, 21 ... Photodetector.
Claims (1)
れる光学素子とを有する光ビーム走査装置用光学
ユニツトにおいて、 前記ハウジングの内壁の少なくとも一部に粉塵
吸着手段を設けたことを特徴とする光学ユニツト
。 (2) 前記粉塵吸着手段は、前記ハウジングの内
壁のほぼ全面に設けられている請求項１に記載の
光学ユニツト。 (3) 前記粉塵吸着手段は、粘着物質である請求
項１または２に記載の光学ユニツト。[Claims for Utility Model Registration] (1) An optical unit for a light beam scanning device having a housing and an optical element housed inside the housing, wherein a dust adsorption means is provided on at least a part of the inner wall of the housing. An optical unit characterized by: (2) The optical unit according to claim 1, wherein the dust adsorption means is provided on substantially the entire inner wall of the housing. (3) The optical unit according to claim 1 or 2, wherein the dust adsorption means is an adhesive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1958188U JPH01125418U (en) | 1988-02-17 | 1988-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1958188U JPH01125418U (en) | 1988-02-17 | 1988-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01125418U true JPH01125418U (en) | 1989-08-28 |
Family
ID=31235219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1958188U Pending JPH01125418U (en) | 1988-02-17 | 1988-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01125418U (en) |
-
1988
- 1988-02-17 JP JP1958188U patent/JPH01125418U/ja active Pending