GB2138162B - Scanning optical system employing two or more beams - Google Patents
Scanning optical system employing two or more beamsInfo
- Publication number
- GB2138162B GB2138162B GB08327259A GB8327259A GB2138162B GB 2138162 B GB2138162 B GB 2138162B GB 08327259 A GB08327259 A GB 08327259A GB 8327259 A GB8327259 A GB 8327259A GB 2138162 B GB2138162 B GB 2138162B
- Authority
- GB
- United Kingdom
- Prior art keywords
- beams
- optical system
- scanning optical
- system employing
- employing
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
- G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
- G06K15/1238—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point
- G06K15/1257—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point on more than one main scanning line
- G06K15/1261—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point on more than one main scanning line using an array of light sources
-
- 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
-
- 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
- G02B26/123—Multibeam scanners, e.g. using multiple light sources or beam splitters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
- H04N1/191—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
- H04N1/1911—Simultaneously or substantially simultaneously scanning picture elements on more than one main scanning line, e.g. scanning in swaths
- H04N1/1912—Scanning main scanning lines which are spaced apart from one another in the sub-scanning direction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/23—Reproducing arrangements
- H04N1/29—Reproducing arrangements involving production of an electrostatic intermediate picture
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1325580A JPS56110960A (en) | 1980-02-06 | 1980-02-06 | Recorder |
| JP9799380A JPS5722218A (en) | 1980-07-16 | 1980-07-16 | Scanning optical system using plural beams |
| JP9852280A JPS5723913A (en) | 1980-07-17 | 1980-07-17 | Scanning recorder using plural beams |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB8327259D0 GB8327259D0 (en) | 1983-11-16 |
| GB2138162A GB2138162A (en) | 1984-10-17 |
| GB2138162B true GB2138162B (en) | 1985-05-01 |
Family
ID=27280175
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8103627A Expired GB2069176B (en) | 1980-02-06 | 1981-02-05 | Optical mechanical scanning using several light beams |
| GB08327259A Expired GB2138162B (en) | 1980-02-06 | 1983-10-12 | Scanning optical system employing two or more beams |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8103627A Expired GB2069176B (en) | 1980-02-06 | 1981-02-05 | Optical mechanical scanning using several light beams |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE3104236A1 (en) |
| GB (2) | GB2069176B (en) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61254927A (en) * | 1985-05-13 | 1986-11-12 | ゼロツクス コ−ポレ−シヨン | Discrete type optical image bar apparatus |
| NL8501805A (en) * | 1985-06-24 | 1987-01-16 | Philips Nv | OPTICAL SCANNER. |
| US4805974A (en) * | 1987-11-02 | 1989-02-21 | Xerox Corporation | Polycone™ scanning system with multiple beams |
| US4884857A (en) * | 1987-11-09 | 1989-12-05 | International Business Machines Corporation | Scanner for use in multiple spot laser electrophotographic printer |
| JPH01292310A (en) * | 1988-05-19 | 1989-11-24 | Canon Inc | Scanning optical device |
| US4905025A (en) * | 1988-06-20 | 1990-02-27 | Dainippon Screen Mfg. Co., Ltd. | Method of and apparatus for recording image on photosensitive material with a plurality of photobeams |
| DE3833727A1 (en) * | 1988-10-04 | 1990-04-05 | Sick Optik Elektronik Erwin | OPTICAL SCANNER |
| US4989019A (en) * | 1990-01-25 | 1991-01-29 | Xerox Corporation | Multi-beam scanning system compensated for banding |
| US5268687A (en) * | 1990-07-30 | 1993-12-07 | Spectrum Sciences B.V. | Laser scanning apparatus |
| CA2088497C (en) * | 1990-08-01 | 2001-10-16 | Anthony Raven | High power light source |
| JP2524567B2 (en) * | 1991-08-03 | 1996-08-14 | キヤノン株式会社 | Multiple beam scanning optics |
| US5233367A (en) * | 1992-09-18 | 1993-08-03 | Xerox Corporation | Multiple beam interlaced scanning system |
| US5550668A (en) * | 1994-11-21 | 1996-08-27 | Xerox Corporation | Multispot polygon ROS with maximized line separation depth of focus |
| DE19655166C2 (en) * | 1995-05-24 | 2003-04-10 | Ricoh Kk | Optical scanning device for digital copier or laser printer |
| JP3371619B2 (en) * | 1995-05-26 | 2003-01-27 | ミノルタ株式会社 | Image writing device |
| JPH09281420A (en) | 1996-04-10 | 1997-10-31 | Minolta Co Ltd | Laser beam scanning optical device |
| JP3315610B2 (en) | 1996-11-13 | 2002-08-19 | キヤノン株式会社 | Scanning optical device |
| JPH11194287A (en) * | 1998-01-05 | 1999-07-21 | Fuji Xerox Co Ltd | Optical scanning device |
| JP4497577B2 (en) * | 1999-04-05 | 2010-07-07 | キヤノン株式会社 | Multi-beam optical scanning device |
| US7800805B2 (en) | 2006-07-24 | 2010-09-21 | Ricoh Company, Limited | Optical Scanning apparatus and image forming apparatus |
| US8115795B2 (en) | 2009-05-28 | 2012-02-14 | Xerox Corporation | Two-dimensional ROS emitter geometry with low banding sensitivity |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2512349A1 (en) * | 1975-03-20 | 1976-09-30 | Siemens Ag | MOVEMENT |
| DE2834085A1 (en) * | 1977-08-05 | 1979-02-15 | Canon Kk | OPTICAL SCANNING SYSTEM |
| JPS6033019B2 (en) * | 1978-06-05 | 1985-07-31 | 株式会社日立製作所 | optical recording device |
| US4474422A (en) * | 1979-11-13 | 1984-10-02 | Canon Kabushiki Kaisha | Optical scanning apparatus having an array of light sources |
| JPS5754914A (en) * | 1980-09-18 | 1982-04-01 | Canon Inc | Plural beam scanning optical system having variable magnification function |
-
1981
- 1981-02-05 GB GB8103627A patent/GB2069176B/en not_active Expired
- 1981-02-06 DE DE19813104236 patent/DE3104236A1/en active Granted
-
1983
- 1983-10-12 GB GB08327259A patent/GB2138162B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3104236C2 (en) | 1991-01-03 |
| GB2069176B (en) | 1984-10-24 |
| DE3104236A1 (en) | 1981-12-24 |
| GB2138162A (en) | 1984-10-17 |
| GB2069176A (en) | 1981-08-19 |
| GB8327259D0 (en) | 1983-11-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PE20 | Patent expired after termination of 20 years |
Effective date: 20010204 |