JPS55157723A - Beam deflecting device - Google Patents

Beam deflecting device

Info

Publication number
JPS55157723A
JPS55157723A JP6590979A JP6590979A JPS55157723A JP S55157723 A JPS55157723 A JP S55157723A JP 6590979 A JP6590979 A JP 6590979A JP 6590979 A JP6590979 A JP 6590979A JP S55157723 A JPS55157723 A JP S55157723A
Authority
JP
Japan
Prior art keywords
detects
photosensitive drum
input signal
swept
emitted
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
Application number
JP6590979A
Other languages
English (en)
Other versions
JPH0157767B2 (ja
Inventor
Junichi Kimizuka
Yukio Isaka
Haruo Uchiyama
Kazuo Yoshido
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP6590979A priority Critical patent/JPS55157723A/ja
Publication of JPS55157723A publication Critical patent/JPS55157723A/ja
Publication of JPH0157767B2 publication Critical patent/JPH0157767B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Or Security For Electrophotography (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Laser Beam Printer (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP6590979A 1979-05-28 1979-05-28 Beam deflecting device Granted JPS55157723A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6590979A JPS55157723A (en) 1979-05-28 1979-05-28 Beam deflecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6590979A JPS55157723A (en) 1979-05-28 1979-05-28 Beam deflecting device

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2300658A Division JPH03223711A (ja) 1990-11-05 1990-11-05 ビーム偏向装置

Publications (2)

Publication Number Publication Date
JPS55157723A true JPS55157723A (en) 1980-12-08
JPH0157767B2 JPH0157767B2 (ja) 1989-12-07

Family

ID=13300551

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6590979A Granted JPS55157723A (en) 1979-05-28 1979-05-28 Beam deflecting device

Country Status (1)

Country Link
JP (1) JPS55157723A (ja)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57188051A (en) * 1981-05-15 1982-11-18 Ricoh Co Ltd Detecting system of synchronizing mark
JPS57188081A (en) * 1981-05-15 1982-11-18 Ricoh Co Ltd Synchronizing signal detection system for recording device
JPS5967767A (ja) * 1982-09-22 1984-04-17 Canon Inc 記録装置
JPS59146261A (ja) * 1983-02-09 1984-08-22 Canon Inc 画像処理装置
JPS60100869A (ja) * 1983-11-07 1985-06-04 Canon Inc 記録装置
JPS60169819A (ja) * 1984-02-14 1985-09-03 Ricoh Co Ltd 画像形成装置
JPS6147922A (ja) * 1984-08-15 1986-03-08 Ricoh Co Ltd 光走査装置
JPS61261714A (ja) * 1985-05-16 1986-11-19 Matsushita Electric Ind Co Ltd レ−ザ走査装置
JPS6291654U (ja) * 1985-11-28 1987-06-11
JPH02544A (ja) * 1988-12-26 1990-01-05 Toshiba Corp 像形成装置
JPH02545A (ja) * 1988-12-26 1990-01-05 Toshiba Corp 像形成装置
JPH02546A (ja) * 1988-12-26 1990-01-05 Toshiba Corp 像形成装置
JPH05284314A (ja) * 1992-07-29 1993-10-29 Canon Inc 画像送信装置
EP0720120A2 (en) * 1994-12-28 1996-07-03 Canon Kabushiki Kaisha Laser beam printer
JPH08271815A (ja) * 1996-03-22 1996-10-18 Ricoh Co Ltd 画像形成装置
JPH08271814A (ja) * 1996-03-22 1996-10-18 Ricoh Co Ltd レーザプリンタ
JPH08278458A (ja) * 1996-03-22 1996-10-22 Ricoh Co Ltd レーザプリンタ
USRE37157E1 (en) 1981-10-16 2001-05-01 Ricoh Company, Ltd. Printer with face-down delivery of collated printed sheets at the top, and a manually removable PC/developer cartridge

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48100009A (ja) * 1972-03-30 1973-12-18
JPS502826A (ja) * 1973-05-10 1975-01-13
JPS503638A (ja) * 1973-05-12 1975-01-16
JPS52132838A (en) * 1976-04-28 1977-11-07 Canon Inc Laser recording system
JPS5333533A (en) * 1976-09-09 1978-03-29 Canon Inc Detection device for operation stage
JPS53120329A (en) * 1977-03-30 1978-10-20 Sony Corp Signal detection circuit
JPS54108512A (en) * 1978-02-13 1979-08-25 Nippon Telegr & Teleph Corp <Ntt> Phase-synchronizing-signal detection system on white- region suppression system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48100009A (ja) * 1972-03-30 1973-12-18
JPS502826A (ja) * 1973-05-10 1975-01-13
JPS503638A (ja) * 1973-05-12 1975-01-16
JPS52132838A (en) * 1976-04-28 1977-11-07 Canon Inc Laser recording system
JPS5333533A (en) * 1976-09-09 1978-03-29 Canon Inc Detection device for operation stage
JPS53120329A (en) * 1977-03-30 1978-10-20 Sony Corp Signal detection circuit
JPS54108512A (en) * 1978-02-13 1979-08-25 Nippon Telegr & Teleph Corp <Ntt> Phase-synchronizing-signal detection system on white- region suppression system

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57188081A (en) * 1981-05-15 1982-11-18 Ricoh Co Ltd Synchronizing signal detection system for recording device
JPS57188051A (en) * 1981-05-15 1982-11-18 Ricoh Co Ltd Detecting system of synchronizing mark
USRE37157E1 (en) 1981-10-16 2001-05-01 Ricoh Company, Ltd. Printer with face-down delivery of collated printed sheets at the top, and a manually removable PC/developer cartridge
JPS5967767A (ja) * 1982-09-22 1984-04-17 Canon Inc 記録装置
JPS59146261A (ja) * 1983-02-09 1984-08-22 Canon Inc 画像処理装置
JPS60100869A (ja) * 1983-11-07 1985-06-04 Canon Inc 記録装置
JPS60169819A (ja) * 1984-02-14 1985-09-03 Ricoh Co Ltd 画像形成装置
JPH0612381B2 (ja) * 1984-02-14 1994-02-16 株式会社リコー 画像形成装置
JPH0560085B2 (ja) * 1984-08-15 1993-09-01 Ricoh Kk
JPS6147922A (ja) * 1984-08-15 1986-03-08 Ricoh Co Ltd 光走査装置
JPS61261714A (ja) * 1985-05-16 1986-11-19 Matsushita Electric Ind Co Ltd レ−ザ走査装置
JPS6291654U (ja) * 1985-11-28 1987-06-11
JPH02545A (ja) * 1988-12-26 1990-01-05 Toshiba Corp 像形成装置
JPH02546A (ja) * 1988-12-26 1990-01-05 Toshiba Corp 像形成装置
JPH02544A (ja) * 1988-12-26 1990-01-05 Toshiba Corp 像形成装置
JPH05284314A (ja) * 1992-07-29 1993-10-29 Canon Inc 画像送信装置
EP0720120A2 (en) * 1994-12-28 1996-07-03 Canon Kabushiki Kaisha Laser beam printer
EP0720120A3 (en) * 1994-12-28 1997-12-10 Canon Kabushiki Kaisha Laser beam printer
US6064419A (en) * 1994-12-28 2000-05-16 Canon Kabushiki Kaisha Timings of rotational speed in a laser beam printer
JPH08271815A (ja) * 1996-03-22 1996-10-18 Ricoh Co Ltd 画像形成装置
JPH08271814A (ja) * 1996-03-22 1996-10-18 Ricoh Co Ltd レーザプリンタ
JPH08278458A (ja) * 1996-03-22 1996-10-22 Ricoh Co Ltd レーザプリンタ

Also Published As

Publication number Publication date
JPH0157767B2 (ja) 1989-12-07

Similar Documents

Publication Publication Date Title
JPS55157723A (en) Beam deflecting device
US4990771A (en) Scanning optical apparatus having focus position detector
JPS6346361B2 (ja)
GB1469435A (en) Optical sensor for determining the focussing error in an optical illumination system embodying a projection lens
KR970002935A (ko) 광학픽업 및 그 광편향커버
EP0096448B1 (en) Apparatus for determing angular displacements of an object
US4697904A (en) Automatic focusing system
JPS5767375A (en) Multibeam recorder
US5012464A (en) Computer-controlled laser imaging system with automatic beam start at line beginning
US5216248A (en) Photodetector with mask for stable output signal
KR880701943A (ko) 광 주사시스템
SE7404670L (sv) Anordning for siktmetning.
JPS5228335A (en) Optical unit
JPS6342432B2 (ja)
JP2995108B2 (ja) 走査光学装置
JPS5711572A (en) Beam recorder
JP2502300B2 (ja) 光ビ−ム走査装置
JPS5350852A (en) Half tone image forming optical system
JPH0312532Y2 (ja)
JPH02272516A (ja) 走査光学装置
JPS5581320A (en) Optical information reader
JPS5515041A (en) Distance measuring method dependent upon pulse laser
JPS60250324A (ja) レ−ザ記録装置の光学系
JPS5797267A (en) Optical scanning device
JPS5691211A (en) Beam scanner