JPS6189811U - - Google Patents
Info
- Publication number
- JPS6189811U JPS6189811U JP17610484U JP17610484U JPS6189811U JP S6189811 U JPS6189811 U JP S6189811U JP 17610484 U JP17610484 U JP 17610484U JP 17610484 U JP17610484 U JP 17610484U JP S6189811 U JPS6189811 U JP S6189811U
- Authority
- JP
- Japan
- Prior art keywords
- optical scanning
- lens
- holding member
- light emitting
- emitting source
- 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 6
- 238000010586 diagram Methods 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Lens Barrels (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Lenses (AREA)
Description
第１図はレンズ保持部材を説明する図、第２図
は本考案に係る光走査装置の第１の実施例を説明
する図、第３図は第２図実施例を説明する図、第
４図は第３図の実施例を説明する図、第５図、第
６図は電子写真式印刷装置の説明図、第７図は従
来の問題点を説明する図である。
図において、１２は半導体レーザ、１４はポリ
ゴンミラー、１６，４１，４２，４３はｆ−θレ
ンズ、４４，４５は下側及び上側保持部材、４８
は開口部である。
1 is a diagram for explaining a lens holding member, FIG. 2 is a diagram for explaining a first embodiment of the optical scanning device according to the present invention, FIG. 3 is a diagram for explaining the embodiment shown in FIG. The figures are diagrams for explaining the embodiment shown in FIG. 3, FIGS. 5 and 6 are diagrams for explaining an electrophotographic printing apparatus, and FIG. 7 is a diagram for explaining the conventional problems. In the figure, 12 is a semiconductor laser, 14 is a polygon mirror, 16, 41, 42, 43 are f-θ lenses, 44, 45 are lower and upper holding members, 48
is the opening.
Claims (1)
偏向器と、偏向された光を媒体上に等速度走査さ
せるｆ−θレンズと、前記ｆ−θレンズを保持す
るレンズ保持部材とを備えた光走査装置であつて
、前記レンズ保持部材は、前記回転偏向器による
光走査平面と交差する部分の少なくとも一方が開
放状態で、且つ前記ｆ−θレンズの光走査平面と
交差する部分以外を保持して成ると共に、前記発
光源は、その光軸が前記レンズ保持部材の開口部
を通過するように配置されて成ることを特徴とす
る光走査装置。 A light emitting source, a rotary deflector that deflects light from the light emitting source, an f-theta lens that scans the deflected light on a medium at a constant speed, and a lens holding member that holds the f-theta lens. In the optical scanning device, at least one portion of the lens holding member that intersects with the optical scanning plane of the rotary deflector is in an open state, and the portion other than the portion that intersects with the optical scanning plane of the f-θ lens is in an open state. An optical scanning device, wherein the light emitting source is arranged such that its optical axis passes through an opening of the lens holding member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17610484U JPS6189811U (en) | 1984-11-20 | 1984-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17610484U JPS6189811U (en) | 1984-11-20 | 1984-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6189811U true JPS6189811U (en) | 1986-06-11 |
Family
ID=30733701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17610484U Pending JPS6189811U (en) | 1984-11-20 | 1984-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6189811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6446713A (en) * | 1987-08-17 | 1989-02-21 | Fuji Xerox Co Ltd | Supporting device for optical element |
-
1984
- 1984-11-20 JP JP17610484U patent/JPS6189811U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6446713A (en) * | 1987-08-17 | 1989-02-21 | Fuji Xerox Co Ltd | Supporting device for optical element |
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