JPS63120219U - - Google Patents
Info
- Publication number
- JPS63120219U JPS63120219U JP1136687U JP1136687U JPS63120219U JP S63120219 U JPS63120219 U JP S63120219U JP 1136687 U JP1136687 U JP 1136687U JP 1136687 U JP1136687 U JP 1136687U JP S63120219 U JPS63120219 U JP S63120219U
- Authority
- JP
- Japan
- Prior art keywords
- light
- scanning line
- line direction
- receiving element
- optical
- 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 7
- 238000010586 diagram Methods 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
Landscapes
- Facsimile Scanning Arrangements (AREA)
- Facsimile Transmission Control (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Mechanical Optical Scanning Systems (AREA)
Description
第１図は本考案の実施例における受光素子をあ
らわす概念図、第２図は本考案を適用した光走査
装置をあらわす概略構成図、第３図は本考案の実
施例の受光素子の取付部を示す図、第４図は第３
図に示す受光素子のアツセンブリをあらわす図、
第５図は、第４図に示す受光素子アツセンブリを
光学箱に取付けた状態をあらわす斜視図、第６図
は受光素子の出力電流波形を示すタイムチヤート
、第７図は本考案の他の実施例における受光素子
の分割パターンをあらわす図、第８図は本考案の
さらに他の実施例における受光素子の分割パター
ンをあらわす図、第９図は従来例における受光素
子の分割パターンをあらわす図である。
３…光学箱、４…半導体レーザ、５…コリメー
タレンズ、６…ポリゴンスキヤナ、７…結像レン
ズ、８…感光体、９…二分割受光素子、１０…反
射鏡、１１…印刷配線基板、１６…半導体チツプ
、１７，１８…受光素子（光センサ）、２６…ブ
ラケツト。
Fig. 1 is a conceptual diagram showing a light receiving element in an embodiment of the present invention, Fig. 2 is a schematic configuration diagram showing an optical scanning device to which the present invention is applied, and Fig. 3 is a mounting part of a light receiving element in an embodiment of the present invention. Figure 4 shows the third
A diagram showing the assembly of the light receiving element shown in the figure,
FIG. 5 is a perspective view showing the light receiving element assembly shown in FIG. 4 attached to an optical box, FIG. 6 is a time chart showing the output current waveform of the light receiving element, and FIG. 7 is another embodiment of the present invention. FIG. 8 is a diagram showing a division pattern of a light-receiving element in still another embodiment of the present invention, and FIG. 9 is a diagram showing a division pattern of a light-receiving element in a conventional example. . 3... Optical box, 4... Semiconductor laser, 5... Collimator lens, 6... Polygon scanner, 7... Imaging lens, 8... Photoreceptor, 9... Two-split light receiving element, 10... Reflector, 11... Printed wiring board, 16... Semiconductor chip, 17, 18... Light receiving element (light sensor), 26... Bracket.
Claims (1)
を走査線方向に並べて設けた光位置検出器におい
て、これらの光センサ受光部のうち一方の光セン
サ受光部の走査線方向の幅が増大すると他方の光
センサ受光部の走査線方向の幅が減少するように
両光センサ受光部の形状が設定されていることを
特徴とする光位置検出器。 In an optical position detector in which two optical sensors that detect the position of scanned light are arranged side by side in the scanning line direction, the width of one of these optical sensor light receiving parts in the scanning line direction is increased. An optical position detector characterized in that the shapes of both photosensor light-receiving parts are set so that the width of the other photosensor light-receiving part in the scanning line direction is then reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1136687U JPS63120219U (en) | 1987-01-30 | 1987-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1136687U JPS63120219U (en) | 1987-01-30 | 1987-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63120219U true JPS63120219U (en) | 1988-08-03 |
Family
ID=30798515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1136687U Pending JPS63120219U (en) | 1987-01-30 | 1987-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63120219U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0293619A (en) * | 1988-09-30 | 1990-04-04 | Mita Ind Co Ltd | Laser beam scanning device |
-
1987
- 1987-01-30 JP JP1136687U patent/JPS63120219U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0293619A (en) * | 1988-09-30 | 1990-04-04 | Mita Ind Co Ltd | Laser beam scanning device |
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