JPS6330820U - - Google Patents
Info
- Publication number
- JPS6330820U JPS6330820U JP12446386U JP12446386U JPS6330820U JP S6330820 U JPS6330820 U JP S6330820U JP 12446386 U JP12446386 U JP 12446386U JP 12446386 U JP12446386 U JP 12446386U JP S6330820 U JPS6330820 U JP S6330820U
- Authority
- JP
- Japan
- Prior art keywords
- laser
- filter
- detection device
- intensity
- laser beam
- 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
- 238000001514 detection method Methods 0.000 claims 4
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Control Of Non-Electrical Variables (AREA)
Description
第１図は本考案の実施例の適用したレーザー記
録装置を示す簡略図、第２図は本考案の実施例の
断面図、第３図は従来のレーザー記録装置の簡略
図である。
図において、１は感光ドラム、４は回転多面鏡
、５はシリンドリカルレンズ、６はレーザー源、
７はフイルタ、９はセンサである。
FIG. 1 is a simplified diagram showing a laser recording device to which an embodiment of the present invention is applied, FIG. 2 is a sectional view of the embodiment of the present invention, and FIG. 3 is a simplified diagram of a conventional laser recording device. In the figure, 1 is a photosensitive drum, 4 is a rotating polygon mirror, 5 is a cylindrical lens, 6 is a laser source,
7 is a filter, and 9 is a sensor.
Claims (1)
ービームを発生するレーザービーム発生手段と、
このレーザービームを偏向する光偏向手段と、光
偏向手段により偏向されたレーザービームで感光
部材を走査するレーザー記録に用いられるビーム
強度検知装置であつて、 レーザービームの強度を弱めるフイルターとレ
ーザービームの進行方向に関してフイルターの後
にビームの強度を検知するセンサーを有すること
を特徴とするレーザー記録用ビーム強度検知装置
。 (2) 上記センサーはレーザー記録時にも用いら
れる実用新案登録請求の範囲第１項記載のレーザ
ー記録用ビーム強度検知装置。 (3) 上記フイルターはレーザービームの入射角
が零にならないように傾いている実用新案登録請
求の範囲第１項または第２項夫々に記載のレーザ
ー記録用ビーム強度検知装置。[Scope of Claim for Utility Model Registration] (1) Laser beam generating means for generating a laser beam modulated according to information to be recorded;
A beam intensity detection device used for laser recording that scans a photosensitive member with the laser beam deflected by the optical deflection means, a filter that weakens the intensity of the laser beam, and a filter that reduces the intensity of the laser beam. 1. A beam intensity detection device for laser recording, comprising a sensor that detects the intensity of the beam after a filter in the traveling direction. (2) The beam intensity detection device for laser recording according to claim 1, wherein the sensor is also used during laser recording. (3) The beam intensity detection device for laser recording according to claim 1 or 2, wherein the filter is tilted so that the incident angle of the laser beam does not become zero.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12446386U JPS6330820U (en) | 1986-08-13 | 1986-08-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12446386U JPS6330820U (en) | 1986-08-13 | 1986-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6330820U true JPS6330820U (en) | 1988-02-29 |
Family
ID=31016499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12446386U Pending JPS6330820U (en) | 1986-08-13 | 1986-08-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6330820U (en) |
-
1986
- 1986-08-13 JP JP12446386U patent/JPS6330820U/ja active Pending
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