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FR1528189A - Optical systems automatic focus adjustment device - Google Patents

Optical systems automatic focus adjustment device

Info

Publication number
FR1528189A
FR1528189A FR108329A FR108329A FR1528189A FR 1528189 A FR1528189 A FR 1528189A FR 108329 A FR108329 A FR 108329A FR 108329 A FR108329 A FR 108329A FR 1528189 A FR1528189 A FR 1528189A
Authority
FR
France
Prior art keywords
adjustment device
optical systems
focus adjustment
automatic focus
systems automatic
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
FR108329A
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Priority to FR108329A priority Critical patent/FR1528189A/en
Application granted granted Critical
Publication of FR1528189A publication Critical patent/FR1528189A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR108329A 1967-05-30 1967-05-30 Optical systems automatic focus adjustment device Expired FR1528189A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR108329A FR1528189A (en) 1967-05-30 1967-05-30 Optical systems automatic focus adjustment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR108329A FR1528189A (en) 1967-05-30 1967-05-30 Optical systems automatic focus adjustment device

Publications (1)

Publication Number Publication Date
FR1528189A true FR1528189A (en) 1968-06-07

Family

ID=8631885

Family Applications (1)

Application Number Title Priority Date Filing Date
FR108329A Expired FR1528189A (en) 1967-05-30 1967-05-30 Optical systems automatic focus adjustment device

Country Status (1)

Country Link
FR (1) FR1528189A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0080340A1 (en) * 1981-11-19 1983-06-01 Olympus Optical Co., Ltd. A device for detecting the focused state of an optical system
EP0089804A1 (en) * 1982-03-19 1983-09-28 Olympus Optical Co., Ltd. Focus state detector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0080340A1 (en) * 1981-11-19 1983-06-01 Olympus Optical Co., Ltd. A device for detecting the focused state of an optical system
EP0089804A1 (en) * 1982-03-19 1983-09-28 Olympus Optical Co., Ltd. Focus state detector

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