JPS6134120U - Light beam scanning device - Google Patents

Light beam scanning device

Info

Publication number
JPS6134120U
JPS6134120U JP11752384U JP11752384U JPS6134120U JP S6134120 U JPS6134120 U JP S6134120U JP 11752384 U JP11752384 U JP 11752384U JP 11752384 U JP11752384 U JP 11752384U JP S6134120 U JPS6134120 U JP S6134120U
Authority
JP
Japan
Prior art keywords
light beam
scanning device
light
signal
beam scanning
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
Application number
JP11752384U
Other languages
Japanese (ja)
Inventor
信治 後藤
正喜 中岡
剛 松永
Original Assignee
キヤノン株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by キヤノン株式会社 filed Critical キヤノン株式会社
Priority to JP11752384U priority Critical patent/JPS6134120U/en
Publication of JPS6134120U publication Critical patent/JPS6134120U/en
Pending legal-status Critical Current

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Landscapes

  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Fax Reproducing Arrangements (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本考案に係る光ビ“−ム走査装置の実施例を示
す図、第2図a, b, c, d, e, fはフオ
トダイオードの前にスリットを配置した場合の効果を示
す説明図、第3図は従来に於ける光ビーム走査装置の概
略図、第4図a,b,c,d,e, fは光走査位置
と出力の関係を示す図である。 1」・・基台、2・・・レーザ、3・・・回転多面鏡、
4a,4bt 4c・・・レンズ系、5・・・走査面
、6・・・ミラー、7・・・光ファイバー、8・・・フ
オトダイオード、9・・・フォトダイオード、10・・
・増巾回路、11・・・同期ユニット、12・・・取付
部材。
Figure 1 shows an embodiment of the optical beam scanning device according to the present invention, and Figures 2a, b, c, d, e, and f show the effect of arranging a slit in front of the photodiode. FIG. 3 is a schematic diagram of a conventional optical beam scanning device, and FIG. 4 a, b, c, d, e, and f are diagrams showing the relationship between optical scanning position and output. ...Base, 2...Laser, 3...Rotating polygon mirror,
4a, 4bt 4c...Lens system, 5...Scanning surface, 6...Mirror, 7...Optical fiber, 8...Photodiode, 9...Photodiode, 10...
- Width increasing circuit, 11... Synchronization unit, 12... Mounting member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 情報信号によって変調された光ビームを発生する光ビー
ム発生手段と、この光ビームを偏向させ走査光に変換す
る光偏向手段とを基台内に備えた光ビーム走査装置にお
いて、上記の走査光の変調開始時点を決定する同期信号
を形成する信号形成手段と該信号形成手段により発生さ
れる信号を増布する増布手段とを含む同期ユニットを基
台内に設けたことを特徴とする光ビーム走査装置。
In a light beam scanning device that includes a light beam generation means for generating a light beam modulated by an information signal and a light deflection means for deflecting this light beam and converting it into a scanning light in a base, the above-mentioned scanning light is A light beam characterized in that a synchronization unit is provided in a base, which includes a signal forming means for forming a synchronizing signal for determining a modulation start point, and an amplifying means for amplifying the signal generated by the signal forming means. scanning device.
JP11752384U 1984-07-31 1984-07-31 Light beam scanning device Pending JPS6134120U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11752384U JPS6134120U (en) 1984-07-31 1984-07-31 Light beam scanning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11752384U JPS6134120U (en) 1984-07-31 1984-07-31 Light beam scanning device

Publications (1)

Publication Number Publication Date
JPS6134120U true JPS6134120U (en) 1986-03-01

Family

ID=30676428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11752384U Pending JPS6134120U (en) 1984-07-31 1984-07-31 Light beam scanning device

Country Status (1)

Country Link
JP (1) JPS6134120U (en)

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