JPH0283520U - - Google Patents
Info
- Publication number
- JPH0283520U JPH0283520U JP16346188U JP16346188U JPH0283520U JP H0283520 U JPH0283520 U JP H0283520U JP 16346188 U JP16346188 U JP 16346188U JP 16346188 U JP16346188 U JP 16346188U JP H0283520 U JPH0283520 U JP H0283520U
- Authority
- JP
- Japan
- Prior art keywords
- cover member
- lens
- scanning device
- optical scanning
- polygon mirror
- 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 3
- 108091008695 photoreceptors Proteins 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
Description
第１図は本考案に係る一実施例の光学走査装置
の概略平面図、第２図は従来の光学走査装置の概
略平面図である。
１……レーザービーム発生装置、２……コリメ
ートレンズ、３……シリンドリカルレンズ、４…
…ポリゴンミラー、５……カバー部材、６……第
１ｆθレンズ、７……第２ｆθレンズ、８……シ
リンドリカルミラー、９……ドラム状感光体。
FIG. 1 is a schematic plan view of an optical scanning device according to an embodiment of the present invention, and FIG. 2 is a schematic plan view of a conventional optical scanning device. 1... Laser beam generator, 2... Collimating lens, 3... Cylindrical lens, 4...
... polygon mirror, 5 ... cover member, 6 ... first fθ lens, 7 ... second fθ lens, 8 ... cylindrical mirror, 9 ... drum-shaped photoreceptor.
Claims (1)
の光学走査装置において、前記カバー部材の一部
をレンズで構成し光の入出射窓としたことを特徴
とする光学走査装置。 An optical scanning device in which a polygon mirror is covered with a cover member, wherein a part of the cover member is formed of a lens and serves as a light entrance/exit window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16346188U JPH0283520U (en) | 1988-12-19 | 1988-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16346188U JPH0283520U (en) | 1988-12-19 | 1988-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0283520U true JPH0283520U (en) | 1990-06-28 |
Family
ID=31448203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16346188U Pending JPH0283520U (en) | 1988-12-19 | 1988-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0283520U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000289245A (en) * | 1999-04-05 | 2000-10-17 | Sharp Corp | Optical scanner |
-
1988
- 1988-12-19 JP JP16346188U patent/JPH0283520U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000289245A (en) * | 1999-04-05 | 2000-10-17 | Sharp Corp | Optical scanner |