NL8204594A - Optisch aftaststelsel. - Google Patents

Optisch aftaststelsel. Download PDF

Info

Publication number
NL8204594A
NL8204594A NL8204594A NL8204594A NL8204594A NL 8204594 A NL8204594 A NL 8204594A NL 8204594 A NL8204594 A NL 8204594A NL 8204594 A NL8204594 A NL 8204594A NL 8204594 A NL8204594 A NL 8204594A
Authority
NL
Netherlands
Prior art keywords
facets
reflective
region
angle
radiation
Prior art date
Application number
NL8204594A
Other languages
English (en)
Dutch (nl)
Original Assignee
Barr & Stroud 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 Barr & Stroud Ltd filed Critical Barr & Stroud Ltd
Publication of NL8204594A publication Critical patent/NL8204594A/nl

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)
NL8204594A 1981-11-25 1982-11-25 Optisch aftaststelsel. NL8204594A (nl)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
NL8204594A true NL8204594A (nl) 1983-06-16

Family

ID=10526132

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8204594A NL8204594A (nl) 1981-11-25 1982-11-25 Optisch aftaststelsel.

Country Status (12)

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

Families Citing this family (14)

* 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
CA1284046C (en) * 1983-09-15 1991-05-14 Harry P. Brueggemann Wobble correction by two reflections on a facet without bow
US4898437A (en) * 1983-09-15 1990-02-06 Xerox Corporation Wobble correction by two reflections on a facet without bow
US4682842A (en) * 1984-08-31 1987-07-28 Xerox Corporation Scanning system with two reflections from scanning surface by mirrors with optical power
JPS6170523A (ja) * 1984-09-04 1986-04-11 ゼロツクス　コーポレーシヨン 多角形体式走査装置
GB8523849D0 (en) * 1985-09-27 1985-10-30 Secr Defence Rangefinders
US4759593A (en) * 1986-03-21 1988-07-26 Eastman Kodak Company High resolution optical scanner
US4978184A (en) * 1988-10-20 1990-12-18 The Gerber Scientific Instrument Company Laser raster scanner having passive facet tracking
US5173603A (en) * 1991-09-25 1992-12-22 Ncr Corporation Focus changing apparatus and method for optical scanners
US5546201A (en) * 1994-12-20 1996-08-13 Xerox Corporation Double bounce passive facet tracking with a reflective diffraction grating on a flat facet
US5486945A (en) * 1994-12-21 1996-01-23 Xerox Corporation Optics for passive facet tracking
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

Also Published As

Publication number Publication date
NO823943L (no) 1983-05-26
US4461534A (en) 1984-07-24
SE8206453D0 (sv) 1982-11-12
FR2517078B3 (show.php) 1984-11-30
IT8268367A1 (it) 1984-05-24
GB2115174A (en) 1983-09-01
IT1157091B (it) 1987-02-11
BE895114A (fr) 1983-05-24
SE8206453L (sv) 1983-05-26
YU262782A (en) 1984-12-31
GB2115174B (en) 1985-05-01
CH662432A5 (de) 1987-09-30
IN156676B (show.php) 1985-10-12
FR2517078A1 (fr) 1983-05-27
DE3242867A1 (de) 1983-06-01
SE450426B (sv) 1987-06-22
IT8268367A0 (it) 1982-11-24

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed