FR1421127A - Dispositif à objectif de définition variable, pour le balayage optique - Google Patents

Dispositif à objectif de définition variable, pour le balayage optique

Info

Publication number
FR1421127A
FR1421127A FR2525A FR2525A FR1421127A FR 1421127 A FR1421127 A FR 1421127A FR 2525 A FR2525 A FR 2525A FR 2525 A FR2525 A FR 2525A FR 1421127 A FR1421127 A FR 1421127A
Authority
FR
France
Prior art keywords
optical scanning
lens device
variable definition
definition lens
variable
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
Application number
FR2525A
Other languages
English (en)
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.)
AB Dick Co
Original Assignee
AB Dick Co
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 AB Dick Co filed Critical AB Dick Co
Priority to FR2525A priority Critical patent/FR1421127A/fr
Application granted granted Critical
Publication of FR1421127A publication Critical patent/FR1421127A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, prisms
    • 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
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/029—Heads optically focused on only one picture element at a time
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR2525A 1964-01-28 1965-01-20 Dispositif à objectif de définition variable, pour le balayage optique Expired FR1421127A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2525A FR1421127A (fr) 1964-01-28 1965-01-20 Dispositif à objectif de définition variable, pour le balayage optique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34069964A 1964-01-28 1964-01-28
FR2525A FR1421127A (fr) 1964-01-28 1965-01-20 Dispositif à objectif de définition variable, pour le balayage optique

Publications (1)

Publication Number Publication Date
FR1421127A true FR1421127A (fr) 1965-12-10

Family

ID=26161590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2525A Expired FR1421127A (fr) 1964-01-28 1965-01-20 Dispositif à objectif de définition variable, pour le balayage optique

Country Status (1)

Country Link
FR (1) FR1421127A (fr)

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