FR2338504A1 - Dispositif pour la determination photo-electrique de la position d'un plan de nettete d'une image - Google Patents

Dispositif pour la determination photo-electrique de la position d'un plan de nettete d'une image

Info

Publication number
FR2338504A1
FR2338504A1 FR7600973A FR7600973A FR2338504A1 FR 2338504 A1 FR2338504 A1 FR 2338504A1 FR 7600973 A FR7600973 A FR 7600973A FR 7600973 A FR7600973 A FR 7600973A FR 2338504 A1 FR2338504 A1 FR 2338504A1
Authority
FR
France
Prior art keywords
interrogation
pairwise
concentrator
photoelectric
auto focus
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
FR7600973A
Other languages
English (en)
Other versions
FR2338504B1 (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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
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 Ernst Leitz Wetzlar GmbH filed Critical Ernst Leitz Wetzlar GmbH
Priority to FR7600973A priority Critical patent/FR2338504A1/fr
Publication of FR2338504A1 publication Critical patent/FR2338504A1/fr
Application granted granted Critical
Publication of FR2338504B1 publication Critical patent/FR2338504B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/40—Optical focusing aids
    • 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
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
FR7600973A 1976-01-15 1976-01-15 Dispositif pour la determination photo-electrique de la position d'un plan de nettete d'une image Granted FR2338504A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7600973A FR2338504A1 (fr) 1976-01-15 1976-01-15 Dispositif pour la determination photo-electrique de la position d'un plan de nettete d'une image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7600973A FR2338504A1 (fr) 1976-01-15 1976-01-15 Dispositif pour la determination photo-electrique de la position d'un plan de nettete d'une image

Publications (2)

Publication Number Publication Date
FR2338504A1 true FR2338504A1 (fr) 1977-08-12
FR2338504B1 FR2338504B1 (fr) 1981-08-21

Family

ID=9167966

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7600973A Granted FR2338504A1 (fr) 1976-01-15 1976-01-15 Dispositif pour la determination photo-electrique de la position d'un plan de nettete d'une image

Country Status (1)

Country Link
FR (1) FR2338504A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428271A1 (fr) * 1978-06-05 1980-01-04 Honeywell Inc Appareil de detection de distance
FR2434403A1 (fr) * 1978-08-24 1980-03-21 Asahi Optical Co Ltd Dispositif de detection de mise au point
FR2435054A1 (fr) * 1978-09-01 1980-03-28 Asahi Optical Co Ltd Dispositif de detection de la mise au point pour appareil photographique
FR2435738A1 (fr) * 1978-09-05 1980-04-04 Siemens Ag Procede et dispositif pour realiser de facon automatique ou semi-automatique la mesure de distance et la mise au point de l'image d'un objet dans un plan image
FR2465244A1 (fr) * 1979-07-20 1981-03-20 Honeywell Inc Dispositif de commande optique de camera

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428271A1 (fr) * 1978-06-05 1980-01-04 Honeywell Inc Appareil de detection de distance
FR2434403A1 (fr) * 1978-08-24 1980-03-21 Asahi Optical Co Ltd Dispositif de detection de mise au point
FR2435054A1 (fr) * 1978-09-01 1980-03-28 Asahi Optical Co Ltd Dispositif de detection de la mise au point pour appareil photographique
FR2435738A1 (fr) * 1978-09-05 1980-04-04 Siemens Ag Procede et dispositif pour realiser de facon automatique ou semi-automatique la mesure de distance et la mise au point de l'image d'un objet dans un plan image
FR2465244A1 (fr) * 1979-07-20 1981-03-20 Honeywell Inc Dispositif de commande optique de camera

Also Published As

Publication number Publication date
FR2338504B1 (fr) 1981-08-21

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Legal Events

Date Code Title Description
ST Notification of lapse