JPH049954U - - Google Patents
Info
- Publication number
- JPH049954U JPH049954U JP5074990U JP5074990U JPH049954U JP H049954 U JPH049954 U JP H049954U JP 5074990 U JP5074990 U JP 5074990U JP 5074990 U JP5074990 U JP 5074990U JP H049954 U JPH049954 U JP H049954U
- Authority
- JP
- Japan
- Prior art keywords
- deflector
- case
- light beam
- scanning device
- optical scanning
- 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 11
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000036544 posture Effects 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Description
第１図は実施例に係る光学走査装置の内部の構
成を示す構成図、第２図はヒーターの電源回路を
示す回路図、第３図および第４図は他の実施例に
係る光学走査装置の筺体下方から見た斜視図およ
び正面から見た構成図、第５図はフルカラーレー
ザー記録装置の構成図、第６図は光学走査装置の
レーザー記録装置への取付例を示した説明図、第
７図および第８図はたわみが発生した状態をそれ
ぞれ光学走査装置および光学系のレンズの姿勢に
注目して示した説明図、第９図は光学走査装置の
温度制御装置の回路図である。
１……光学走査装置、１０……ケース、１１…
…筺体、１３……上カバー、１４……下カバー、
１７，１７′……発熱素子、３２……ポリゴンモ
ーター。
FIG. 1 is a block diagram showing the internal configuration of an optical scanning device according to an embodiment, FIG. 2 is a circuit diagram showing a heater power supply circuit, and FIGS. 3 and 4 are optical scanning devices according to other embodiments. 5 is a configuration diagram of a full-color laser recording device, FIG. 6 is an explanatory diagram showing an example of how an optical scanning device is attached to a laser recording device, and FIG. 7 and 8 are explanatory diagrams showing the state in which deflection occurs, focusing on the postures of the optical scanning device and the lenses of the optical system, respectively, and FIG. 9 is a circuit diagram of the temperature control device of the optical scanning device. 1... Optical scanning device, 10... Case, 11...
...Housing, 13...Top cover, 14...Bottom cover,
17, 17'...heating element, 32...polygon motor.
Claims (1)
る偏向器と、該偏向器により偏向走査された光ビ
ームを焦点に収斂させるレンズ群と、光ビームを
折曲させるミラー群から成る光学系と、該光学系
を支持する筺体と、該筺体の少なくとも一開放端
を覆うカバーから成るケースを備えた光学走査装
置において、前記偏向器、または前記偏向器の近
傍の筺体に接して少なくとも一つの発熱素子を設
けたことを特徴とする光学走査装置。 an optical system comprising a light source, a deflector that deflects a light beam emitted from the light source, a lens group that converges the light beam deflected and scanned by the deflector to a focal point, and a mirror group that bends the light beam; In an optical scanning device comprising a case comprising a case supporting the optical system and a cover covering at least one open end of the case, at least one heating element is provided in contact with the deflector or the case near the deflector. An optical scanning device characterized by being provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5074990U JPH049954U (en) | 1990-05-17 | 1990-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5074990U JPH049954U (en) | 1990-05-17 | 1990-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH049954U true JPH049954U (en) | 1992-01-28 |
Family
ID=31569569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5074990U Pending JPH049954U (en) | 1990-05-17 | 1990-05-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH049954U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007178511A (en) * | 2005-12-27 | 2007-07-12 | Ricoh Co Ltd | Optical writing apparatus and image forming apparatus |
-
1990
- 1990-05-17 JP JP5074990U patent/JPH049954U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007178511A (en) * | 2005-12-27 | 2007-07-12 | Ricoh Co Ltd | Optical writing apparatus and image forming apparatus |