JPH0289417U - - Google Patents
Info
- Publication number
- JPH0289417U JPH0289417U JP16880688U JP16880688U JPH0289417U JP H0289417 U JPH0289417 U JP H0289417U JP 16880688 U JP16880688 U JP 16880688U JP 16880688 U JP16880688 U JP 16880688U JP H0289417 U JPH0289417 U JP H0289417U
- Authority
- JP
- Japan
- Prior art keywords
- optical scanning
- light source
- synchronization detection
- writing
- scanning direction
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 2
Landscapes
- Laser Beam Printer (AREA)
- Mechanical Optical Scanning Systems (AREA)
Description
第１図は本考案にかかる光走査装置の実施例を
示す平面図、第２図は同上左側面図、第３図は上
記実施例中の同期信号検出光学系の構成を示す斜
視図、第４図は上記実施例中のシヤーシと回路基
板との関係を示す分解斜視図、第５図は上記実施
例中の同期検出用受光素子の取付け態様を示す分
解斜視図、第６図は上記実施例中のマスク板取付
け部の斜視図、第７図は上記受光素子取付け部の
正面断面図である。
３……光源部としてのレーザーダイオード、１
３……受光素子、２０……基板、２１……同期検
出回路、２２……光源駆動回路。
FIG. 1 is a plan view showing an embodiment of the optical scanning device according to the present invention, FIG. 2 is a left side view of the same as above, and FIG. 3 is a perspective view showing the configuration of the synchronization signal detection optical system in the above embodiment. Fig. 4 is an exploded perspective view showing the relationship between the chassis and the circuit board in the above embodiment, Fig. 5 is an exploded perspective view showing the mounting manner of the synchronization detection light receiving element in the above embodiment, and Fig. 6 is the above embodiment. FIG. 7 is a perspective view of the mask plate mounting portion in the example, and a front sectional view of the light receiving element mounting portion. 3... Laser diode as a light source, 1
3... Light receiving element, 20... Substrate, 21... Synchronization detection circuit, 22... Light source drive circuit.
Claims (1)
源部を配置すると共に、上記光走査方向の終端側
すなわち書き終わり側に同期検出用の受光素子を
配置し、少なくとも光源駆動回路、同期検出回路
を同一の基板に設けてなる光走査装置。 A light source section is arranged at the end side in the optical scanning direction, that is, at the end of writing, and a light receiving element for synchronization detection is arranged at the end side, that is, at the end of writing, in the optical scanning direction, and at least the light source drive circuit and the synchronization detection circuit are the same. An optical scanning device provided on a substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988168806U JP2517244Y2 (en) | 1988-12-27 | 1988-12-27 | Optical scanning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988168806U JP2517244Y2 (en) | 1988-12-27 | 1988-12-27 | Optical scanning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0289417U true JPH0289417U (en) | 1990-07-16 |
| JP2517244Y2 JP2517244Y2 (en) | 1996-11-20 |
Family
ID=31458308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988168806U Expired - Fee Related JP2517244Y2 (en) | 1988-12-27 | 1988-12-27 | Optical scanning device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2517244Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02118612A (en) * | 1988-10-28 | 1990-05-02 | Tokyo Electric Co Ltd | Lazer light scanner |
-
1988
- 1988-12-27 JP JP1988168806U patent/JP2517244Y2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02118612A (en) * | 1988-10-28 | 1990-05-02 | Tokyo Electric Co Ltd | Lazer light scanner |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2517244Y2 (en) | 1996-11-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |