JPH0443248B2 - - Google Patents
Info
- Publication number
- JPH0443248B2 JPH0443248B2 JP59014584A JP1458484A JPH0443248B2 JP H0443248 B2 JPH0443248 B2 JP H0443248B2 JP 59014584 A JP59014584 A JP 59014584A JP 1458484 A JP1458484 A JP 1458484A JP H0443248 B2 JPH0443248 B2 JP H0443248B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- light beam
- light
- laser
- photoreceptor
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 28
- 108091008695 photoreceptors Proteins 0.000 claims description 28
- 239000004065 semiconductor Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 10
- 239000007787 solid Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000003384 imaging method Methods 0.000 description 6
- 201000009310 astigmatism Diseases 0.000 description 4
- 241001354243 Corona Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002079 cooperative effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical group [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/47—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light
- B41J2/471—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/12—Scanning systems using multifaceted mirrors
- G02B26/127—Adaptive control of the scanning light beam, e.g. using the feedback from one or more detectors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
- G02B27/0031—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration for scanning purposes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laser Beam Printer (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Dot-Matrix Printers And Others (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/472,430 US4538895A (en) | 1983-03-07 | 1983-03-07 | Scanning optical system for use with a semiconductor laser generator |
US472430 | 1990-01-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59193414A JPS59193414A (ja) | 1984-11-02 |
JPH0443248B2 true JPH0443248B2 (US20020051482A1-20020502-M00012.png) | 1992-07-16 |
Family
ID=23875477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59014584A Granted JPS59193414A (ja) | 1983-03-07 | 1984-01-31 | 光学システム |
Country Status (5)
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4753521A (en) * | 1984-09-19 | 1988-06-28 | Siemens Aktiengesellschaft | Lens system for focussing a divergent laser beam |
JPH0734068B2 (ja) * | 1984-11-22 | 1995-04-12 | ミノルタ株式会社 | 結像光学装置 |
JPS61191083A (ja) * | 1985-02-20 | 1986-08-25 | Canon Inc | 画像記録装置 |
DE3603544A1 (de) * | 1986-02-05 | 1987-08-06 | Sick Optik Elektronik Erwin | Optische abtastvorrichtung |
JPH0627904B2 (ja) * | 1986-02-06 | 1994-04-13 | 旭光学工業株式会社 | レーザービームの走査光学系 |
US4681424A (en) * | 1986-05-20 | 1987-07-21 | Ibm Corporation | Compensation for fine line prints |
US4820911A (en) * | 1986-07-11 | 1989-04-11 | Photographic Sciences Corporation | Apparatus for scanning and reading bar codes |
JPH0727123B2 (ja) * | 1986-08-21 | 1995-03-29 | ミノルタ株式会社 | 面倒れ補正走査光学系 |
US4847643A (en) * | 1987-02-19 | 1989-07-11 | Minolta Camera Kabushiki Kaisha | Laser printing system |
GB2248310A (en) * | 1987-12-09 | 1992-04-01 | Rank Xerox Ltd | Thermal imaging apparatus |
US4902084A (en) * | 1988-07-29 | 1990-02-20 | Oren Aharon | Optical scanning system |
US5486944A (en) * | 1989-10-30 | 1996-01-23 | Symbol Technologies, Inc. | Scanner module for symbol scanning system |
US5304788A (en) * | 1988-10-31 | 1994-04-19 | Symbol Technologies, Inc. | Laser diode scanner with enhanced visibility at an aiming distance relative to the reading distance |
JP2757308B2 (ja) * | 1988-12-16 | 1998-05-25 | キヤノン株式会社 | 光束走査光学装置 |
US5270851A (en) * | 1989-01-09 | 1993-12-14 | Canon Kabushiki Kaisha | Achromatic-type laser scanning optical system |
DE69014908T3 (de) * | 1989-01-09 | 1999-06-02 | Canon Kk | Achromatisches optisches Laserabtastsystem. |
US4963900A (en) * | 1989-08-01 | 1990-10-16 | International Business Machines Corporation | Multiple laser beam scanning optics |
JP2623147B2 (ja) * | 1990-02-07 | 1997-06-25 | キヤノン株式会社 | 光ビーム走査用光学系 |
US5179465A (en) * | 1990-02-07 | 1993-01-12 | Canon Kabushiki Kaisha | Optical system for light beam scanning |
US5196957A (en) * | 1990-03-20 | 1993-03-23 | Olive Tree Technology, Inc. | Laser scanner with post-facet lens system |
US5247383A (en) * | 1990-03-20 | 1993-09-21 | Olive Tree Technology, Inc. | Scanner with a post facet lens system |
US5742038A (en) * | 1990-09-28 | 1998-04-21 | Symbol Technologies, Inc. | Beam shaping for optical scanners |
US5161064A (en) * | 1990-11-21 | 1992-11-03 | Polaroid Corporation | Radiation source for a printer |
EP0903929B1 (en) * | 1991-05-14 | 2001-10-10 | Seiko Epson Corporation | Image forming apparatus |
US5859417A (en) * | 1991-06-14 | 1999-01-12 | Symbol Technologies, Inc. | Optical scanners having dual surface optical elements for dual working ranges |
US6382513B1 (en) | 1991-07-25 | 2002-05-07 | Symbol Technologies, Inc. | Optical scanner with segmented collection mirror |
US6948662B2 (en) | 1991-07-25 | 2005-09-27 | Symbol Technologies, Inc. | Two-dimensional optical code scanner with scanning pattern having region of greater apparent brightness for assisting alignment of scanning pattern |
CA2170934C (en) | 1995-03-17 | 2007-06-19 | Paul Dvorkis | Optical scanners having dual surface optical elements for dual working ranges |
US6029893A (en) * | 1995-05-22 | 2000-02-29 | Symbol Technologies, Inc. | Optical scanner having a reflected light collector including holographic optical elements |
WO2005107867A2 (en) * | 2004-04-30 | 2005-11-17 | Led Healing Light, Llc | Hand held pulse laser for therapeutic use |
US20070188875A1 (en) * | 2006-02-10 | 2007-08-16 | Gruhlke Russell W | Refractive lens array for scanner application that reduces lateral tolerance sensitivity |
US9553422B2 (en) * | 2009-08-04 | 2017-01-24 | Medical Coherence Llc | Multiple aperture hand-held laser therapy apparatus |
US9946082B2 (en) | 2013-04-30 | 2018-04-17 | Medical Coherence Llc | Handheld, low-level laser apparatuses and methods for low-level laser beam production |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4919088U (US20020051482A1-20020502-M00012.png) * | 1972-05-27 | 1974-02-18 | ||
JPS5636622A (en) * | 1979-09-04 | 1981-04-09 | Canon Inc | Scanning optical system having inclination correcting function |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3626317A (en) * | 1970-02-19 | 1971-12-07 | Ibm | Digitalized scanlaser |
US3750189A (en) * | 1971-10-18 | 1973-07-31 | Ibm | Light scanning and printing system |
US4040096A (en) * | 1972-11-27 | 1977-08-02 | Xerox Corporation | Flying spot scanner with runout correction |
US3995110A (en) * | 1973-12-20 | 1976-11-30 | Xerox Corporation | Flying spot scanner with plural lens correction |
US4084197A (en) * | 1975-10-23 | 1978-04-11 | Xerox Corporation | Flying spot scanner with scan detection |
US4056307A (en) * | 1976-10-29 | 1977-11-01 | The Perkin-Elmer Corporation | Anamorphic scanner lens system |
US4203652A (en) * | 1977-02-15 | 1980-05-20 | Canon Kabushiki Kaisha | Beam shaping optical system |
US4123135A (en) * | 1977-06-30 | 1978-10-31 | International Business Machines Corporation | Optical system for rotating mirror line scanning apparatus |
US4185891A (en) * | 1977-11-30 | 1980-01-29 | Grumman Aerospace Corporation | Laser diode collimation optics |
JPS5488139A (en) * | 1977-12-26 | 1979-07-13 | Olympus Optical Co Ltd | Optical scanner using rotary polyhedral mirror |
US4329026A (en) * | 1978-03-22 | 1982-05-11 | Autologic, S.A. | Photocomposing machine and method |
JPS54143661A (en) * | 1978-04-28 | 1979-11-09 | Canon Inc | Recording optical system |
JPS5528647A (en) * | 1978-08-21 | 1980-02-29 | Nec Corp | Laser facsimile unit |
JPS5567722A (en) * | 1978-11-16 | 1980-05-22 | Fuji Photo Film Co Ltd | Light beam recorder |
DE2904435C3 (de) * | 1979-02-06 | 1981-11-12 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Lochsuchgerät für Materialbahnen |
DE2925734C3 (de) * | 1979-06-26 | 1982-06-24 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Optisches Fehlersuchgerät für Materialbahnen |
US4379612A (en) * | 1979-09-04 | 1983-04-12 | Canon Kabushiki Kaisha | Scanning optical system having a fall-down correcting function |
US4305646A (en) * | 1979-11-19 | 1981-12-15 | Eltra Corporation | Optical system for electro-optical scanner |
JPS57144516A (en) * | 1981-03-03 | 1982-09-07 | Canon Inc | Scan optical system having fall compensating function |
US4383755A (en) * | 1982-01-11 | 1983-05-17 | Burroughs Corporation | Unitary, modular, demountable optical system for laser diode/printing copying apparatus |
-
1983
- 1983-03-07 US US06/472,430 patent/US4538895A/en not_active Expired - Lifetime
-
1984
- 1984-01-02 EP EP84100007A patent/EP0121033B1/en not_active Expired
- 1984-01-02 DE DE8484100007T patent/DE3482060D1/de not_active Expired - Fee Related
- 1984-01-23 CA CA000445886A patent/CA1208951A/en not_active Expired
- 1984-01-31 JP JP59014584A patent/JPS59193414A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4919088U (US20020051482A1-20020502-M00012.png) * | 1972-05-27 | 1974-02-18 | ||
JPS5636622A (en) * | 1979-09-04 | 1981-04-09 | Canon Inc | Scanning optical system having inclination correcting function |
Also Published As
Publication number | Publication date |
---|---|
EP0121033A3 (en) | 1987-09-30 |
CA1208951A (en) | 1986-08-05 |
EP0121033A2 (en) | 1984-10-10 |
JPS59193414A (ja) | 1984-11-02 |
DE3482060D1 (de) | 1990-05-31 |
EP0121033B1 (en) | 1990-04-25 |
US4538895A (en) | 1985-09-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH0443248B2 (US20020051482A1-20020502-M00012.png) | ||
US4445126A (en) | Image forming apparatus | |
US7936367B2 (en) | Image forming apparatus controlling the output level of the light source | |
US4230902A (en) | Modular laser printing system | |
US4445125A (en) | Diode laser array system for printing and copying applications | |
US4201994A (en) | Information formation apparatus | |
US7518627B2 (en) | Image forming apparatus | |
US20090174915A1 (en) | Light source driving device, optical scanning device, and image forming apparatus | |
US4084197A (en) | Flying spot scanner with scan detection | |
US8654168B2 (en) | Optical scanning device, image forming apparatus, and optical scanning device designing method | |
JPH0432389B2 (US20020051482A1-20020502-M00012.png) | ||
US4963900A (en) | Multiple laser beam scanning optics | |
US20100124434A1 (en) | Light source device, optical scanning device, and image forming apparatus | |
EP0017346B1 (en) | Multi-purpose optical data processor | |
JPS57164759A (en) | Recorder | |
US6882454B2 (en) | Multi-beam scanner | |
JPS6123531B2 (US20020051482A1-20020502-M00012.png) | ||
US4809042A (en) | Light beam scanning device and electronic photographic recording device using the same | |
JP4398028B2 (ja) | インターレーススキャンライン用のレーザダイオードラスター出力スキャナ | |
US6278109B1 (en) | Facet tracking using wavelength variations and a dispersive element | |
US5737008A (en) | Electrophotographic image recording apparatus with photoreceptor exposure control | |
JP2004109588A (ja) | マルチビームレーザ出射ユニット、及び画像形成装置 | |
CA1066931A (en) | Flying spot scanner | |
JP2005055538A (ja) | マルチビームレーザ出射ユニット、及び画像形成装置 | |
JPH09236972A (ja) | 画像形成装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |