FR2413680B1 - - Google Patents

Info

Publication number
FR2413680B1
FR2413680B1 FR7900019A FR7900019A FR2413680B1 FR 2413680 B1 FR2413680 B1 FR 2413680B1 FR 7900019 A FR7900019 A FR 7900019A FR 7900019 A FR7900019 A FR 7900019A FR 2413680 B1 FR2413680 B1 FR 2413680B1
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
FR7900019A
Other languages
French (fr)
Other versions
FR2413680A1 (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.)
Polaroid Corp
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Publication of FR2413680A1 publication Critical patent/FR2413680A1/fr
Application granted granted Critical
Publication of FR2413680B1 publication Critical patent/FR2413680B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Lens Barrels (AREA)
  • Automatic Focus Adjustment (AREA)
FR7900019A 1977-12-30 1979-01-02 Appareil de prise de vues comportant des moyens de sequentialisation et de reference actionnes par le deplacement de l'objectif et possedant une mise au point automatique unidirectionnelle Granted FR2413680A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86585277A 1977-12-30 1977-12-30

Publications (2)

Publication Number Publication Date
FR2413680A1 FR2413680A1 (fr) 1979-07-27
FR2413680B1 true FR2413680B1 (de) 1983-11-18

Family

ID=25346383

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7900019A Granted FR2413680A1 (fr) 1977-12-30 1979-01-02 Appareil de prise de vues comportant des moyens de sequentialisation et de reference actionnes par le deplacement de l'objectif et possedant une mise au point automatique unidirectionnelle

Country Status (9)

Country Link
JP (1) JPS54109837A (de)
AT (1) AT377101B (de)
AU (1) AU525816B2 (de)
CA (1) CA1122455A (de)
CH (1) CH637222A5 (de)
DE (1) DE2856573A1 (de)
FR (1) FR2413680A1 (de)
GB (1) GB2013353B (de)
IE (1) IE48251B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56133722A (en) * 1980-03-03 1981-10-20 Polaroid Corp Device for focusing image for photographic camera and method therfor
JPS59125718A (ja) * 1983-01-06 1984-07-20 Canon Inc 複写装置
JP6577153B2 (ja) 2017-01-27 2019-09-18 富士フイルム株式会社 カメラシステム、カメラ、レンズ、アクセサリー、及び、カメラシステムのアクセサリー検出方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2105288B2 (de) * 1970-02-14 1973-03-15 Kabushiki Kaisha Ricoh, Tokio Kamera mit automatischer scharfeinstellung
US3917395A (en) * 1973-06-28 1975-11-04 Honeywell Inc Control circuit for photographic apparatus
CA1099554A (en) * 1976-10-04 1981-04-21 Polaroid Corporation Automatic range finding and focussing camera

Also Published As

Publication number Publication date
GB2013353A (en) 1979-08-08
AU4306279A (en) 1979-07-05
JPS54109837A (en) 1979-08-28
IE48251B1 (en) 1984-11-14
ATA1279A (de) 1984-06-15
GB2013353B (en) 1982-05-19
CH637222A5 (de) 1983-07-15
FR2413680A1 (fr) 1979-07-27
DE2856573A1 (de) 1979-07-05
AU525816B2 (en) 1982-12-02
CA1122455A (en) 1982-04-27
IE782563L (en) 1979-06-30
AT377101B (de) 1985-02-11

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Legal Events

Date Code Title Description
ST Notification of lapse