FR2517078A1 - Systeme de balayage optique - Google Patents

Systeme de balayage optique Download PDF

Info

Publication number
FR2517078A1
FR2517078A1 FR8219413A FR8219413A FR2517078A1 FR 2517078 A1 FR2517078 A1 FR 2517078A1 FR 8219413 A FR8219413 A FR 8219413A FR 8219413 A FR8219413 A FR 8219413A FR 2517078 A1 FR2517078 A1 FR 2517078A1
Authority
FR
France
Prior art keywords
facets
zone
angle
reflection
radiation
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
FR8219413A
Other languages
English (en)
French (fr)
Other versions
FR2517078B3 (enExample
Inventor
Herbert Morrison Runciman
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.)
Thales Optronics Ltd
Original Assignee
Thales Optronics Ltd
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 Thales Optronics Ltd filed Critical Thales Optronics Ltd
Publication of FR2517078A1 publication Critical patent/FR2517078A1/fr
Application granted granted Critical
Publication of FR2517078B3 publication Critical patent/FR2517078B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/113—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 oscillating or rotating mirrors
    • H04N1/1135—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 oscillating or rotating mirrors for the main-scan only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/09—Multifaceted or polygonal mirrors, e.g. polygonal scanning mirrors; Fresnel mirrors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/02—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only
    • H04N3/08—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only having a moving reflector
    • H04N3/09—Scanning details of television systems; Combination thereof with generation of supply voltages by optical-mechanical means only having a moving reflector for electromagnetic radiation in the invisible region, e.g. infrared

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Toxicology (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Microscoopes, Condenser (AREA)
  • Vehicle Body Suspensions (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR8219413A 1981-11-25 1982-11-19 Systeme de balayage optique Granted FR2517078A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8135500 1981-11-25

Publications (2)

Publication Number Publication Date
FR2517078A1 true FR2517078A1 (fr) 1983-05-27
FR2517078B3 FR2517078B3 (enExample) 1984-11-30

Family

ID=10526132

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8219413A Granted FR2517078A1 (fr) 1981-11-25 1982-11-19 Systeme de balayage optique

Country Status (12)

Country Link
US (1) US4461534A (enExample)
BE (1) BE895114A (enExample)
CH (1) CH662432A5 (enExample)
DE (1) DE3242867A1 (enExample)
FR (1) FR2517078A1 (enExample)
GB (1) GB2115174B (enExample)
IN (1) IN156676B (enExample)
IT (1) IT1157091B (enExample)
NL (1) NL8204594A (enExample)
NO (1) NO823943L (enExample)
SE (1) SE450426B (enExample)
YU (1) YU262782A (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0138400A1 (en) * 1983-09-15 1985-04-24 Xerox Corporation Optical scanning apparatus including polygonal scanning mirror assembly
EP0176265A1 (en) * 1984-09-04 1986-04-02 Xerox Corporation Optical scanning system
EP0177174A1 (en) * 1984-08-31 1986-04-09 Xerox Corporation Rotating polygon scanner with double reflection from each facet
WO1987005766A1 (en) * 1986-03-21 1987-09-24 Eastman Kodak Company High resolution optical scanner
FR2638244A1 (fr) * 1988-10-20 1990-04-27 Gerber Scientific Instr Co Dispositif de balayage de trame a laser comportant un dispositif passif de poursuite de facette
EP0721125A1 (en) * 1994-12-21 1996-07-10 Xerox Corporation Optics for passive facet tracking
EP0721126A1 (en) * 1994-12-20 1996-07-10 Xerox Corporation Double bounce passive facet tracking with a refelctive diffraction grating on a flat facet

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2517649B (en) * 1981-03-20 2016-03-23 Qinetiq Ltd Scanned imaging systems
US4898437A (en) * 1983-09-15 1990-02-06 Xerox Corporation Wobble correction by two reflections on a facet without bow
GB8523849D0 (en) * 1985-09-27 1985-10-30 Secr Defence Rangefinders
US5173603A (en) * 1991-09-25 1992-12-22 Ncr Corporation Focus changing apparatus and method for optical scanners
US6808115B2 (en) 1998-09-11 2004-10-26 Accu-Sort Systems, Inc. Quasi-coaxial optical bar code reader
US6542304B2 (en) 1999-05-17 2003-04-01 Toolz, Ltd. Laser beam device with apertured reflective element
US6390369B1 (en) 2001-02-23 2002-05-21 Ncr Corporation Streamlined scanner spinner

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU777623A1 (ru) * 1978-10-27 1980-11-07 За витель (54) ОПТИКО-МЕХАНИЧЕ Изобретение относитс к оптическому приборостроению и может быть использовано дл разработки сканирующих устройств с лазерной подсветкой. Известны устройства на основе многогранного зеркала, исключающие виньетирование изображени за счет фокусировки излучени на поверхност Оптико-механическое сканирующее устройство
DE3022365A1 (de) * 1979-11-01 1981-05-14 Barr & Stroud Ltd., Glasgow, Scotland Optische abtastvorrichtung

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0138400A1 (en) * 1983-09-15 1985-04-24 Xerox Corporation Optical scanning apparatus including polygonal scanning mirror assembly
EP0177174A1 (en) * 1984-08-31 1986-04-09 Xerox Corporation Rotating polygon scanner with double reflection from each facet
EP0176265A1 (en) * 1984-09-04 1986-04-02 Xerox Corporation Optical scanning system
WO1987005766A1 (en) * 1986-03-21 1987-09-24 Eastman Kodak Company High resolution optical scanner
FR2638244A1 (fr) * 1988-10-20 1990-04-27 Gerber Scientific Instr Co Dispositif de balayage de trame a laser comportant un dispositif passif de poursuite de facette
EP0721126A1 (en) * 1994-12-20 1996-07-10 Xerox Corporation Double bounce passive facet tracking with a refelctive diffraction grating on a flat facet
EP0721125A1 (en) * 1994-12-21 1996-07-10 Xerox Corporation Optics for passive facet tracking

Also Published As

Publication number Publication date
NO823943L (no) 1983-05-26
IT8268367A1 (it) 1984-05-24
SE450426B (sv) 1987-06-22
FR2517078B3 (enExample) 1984-11-30
CH662432A5 (de) 1987-09-30
GB2115174A (en) 1983-09-01
US4461534A (en) 1984-07-24
IT8268367A0 (it) 1982-11-24
DE3242867A1 (de) 1983-06-01
IT1157091B (it) 1987-02-11
NL8204594A (nl) 1983-06-16
BE895114A (fr) 1983-05-24
SE8206453D0 (sv) 1982-11-12
SE8206453L (sv) 1983-05-26
GB2115174B (en) 1985-05-01
IN156676B (enExample) 1985-10-12
YU262782A (en) 1984-12-31

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