FR2048556A5 - - Google Patents

Info

Publication number
FR2048556A5
FR2048556A5 FR7018264A FR7018264A FR2048556A5 FR 2048556 A5 FR2048556 A5 FR 2048556A5 FR 7018264 A FR7018264 A FR 7018264A FR 7018264 A FR7018264 A FR 7018264A FR 2048556 A5 FR2048556 A5 FR 2048556A5
Authority
FR
France
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
FR7018264A
Other languages
French (fr)
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.)
Zeiss Ikon AG
Original Assignee
Zeiss Ikon AG
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 Zeiss Ikon AG filed Critical Zeiss Ikon AG
Application granted granted Critical
Publication of FR2048556A5 publication Critical patent/FR2048556A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/16—Systems for determining distance or velocity not using reflection or reradiation using difference in transit time between electrical and acoustic signals
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
FR7018264A 1969-05-24 1970-05-20 Expired FR2048556A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691926650 DE1926650A1 (en) 1969-05-24 1969-05-24 Process for the automatic focusing of lenses for recording cameras

Publications (1)

Publication Number Publication Date
FR2048556A5 true FR2048556A5 (en) 1971-03-19

Family

ID=5735146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7018264A Expired FR2048556A5 (en) 1969-05-24 1970-05-20

Country Status (3)

Country Link
CH (1) CH499122A (en)
DE (1) DE1926650A1 (en)
FR (1) FR2048556A5 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU572567B2 (en) * 1983-07-05 1988-05-12 Robert W. Bogle Motion picture camera automatic focusing system
US4534629A (en) * 1983-07-05 1985-08-13 Bogle Robert W Motion picture camera automatic focusing system

Also Published As

Publication number Publication date
CH499122A (en) 1970-11-15
DE1926650A1 (en) 1970-11-26

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Legal Events

Date Code Title Description
ST Notification of lapse