DE69202566T2 - Schwingpupille-autofokusverfahren und geraet. - Google Patents

Schwingpupille-autofokusverfahren und geraet.

Info

Publication number
DE69202566T2
DE69202566T2 DE69202566T DE69202566T DE69202566T2 DE 69202566 T2 DE69202566 T2 DE 69202566T2 DE 69202566 T DE69202566 T DE 69202566T DE 69202566 T DE69202566 T DE 69202566T DE 69202566 T2 DE69202566 T2 DE 69202566T2
Authority
DE
Germany
Prior art keywords
pupille
swinging
auto focus
focus method
auto
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 - Fee Related
Application number
DE69202566T
Other languages
English (en)
Other versions
DE69202566D1 (de
Inventor
Richard Albrecht
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
Application granted granted Critical
Publication of DE69202566D1 publication Critical patent/DE69202566D1/de
Publication of DE69202566T2 publication Critical patent/DE69202566T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B7/34—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)
  • Focusing (AREA)
DE69202566T 1991-06-21 1992-06-12 Schwingpupille-autofokusverfahren und geraet. Expired - Fee Related DE69202566T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/719,280 US5210565A (en) 1991-06-21 1991-06-21 Oscillating pupil autofocus method and apparatus
PCT/US1992/004908 WO1993000601A1 (en) 1991-06-21 1992-06-12 Oscillating pupil autofocus method and apparatus

Publications (2)

Publication Number Publication Date
DE69202566D1 DE69202566D1 (de) 1995-06-22
DE69202566T2 true DE69202566T2 (de) 1996-05-30

Family

ID=24889457

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69202566T Expired - Fee Related DE69202566T2 (de) 1991-06-21 1992-06-12 Schwingpupille-autofokusverfahren und geraet.

Country Status (5)

Country Link
US (1) US5210565A (de)
EP (1) EP0590035B1 (de)
JP (1) JPH06508939A (de)
DE (1) DE69202566T2 (de)
WO (1) WO1993000601A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05128574A (ja) * 1991-10-31 1993-05-25 Olympus Optical Co Ltd 光学ヘツド
NZ286314A (en) * 1995-05-25 1998-07-28 Machinery Dev Co Pty Ltd Feed roller for compressive removal of bark from a felled tree comprising a base portion and projecting engaging means in a generally helical arrangement
GB9809870D0 (en) * 1998-05-08 1998-07-08 Marcher Enterprises Limited Method and apparatus for focussing images
US20230150741A1 (en) 2020-04-15 2023-05-18 3M Innovative Properties Company Compostable compositions, articles and methods of making compostable articles

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999436A (en) * 1954-09-04 1961-09-12 Voigtlaender Ag Process and device for automatically adjusting optical instruments
US3450883A (en) * 1965-02-03 1969-06-17 Conductron Corp Automatic focusing apparatus
JPS562686B2 (de) * 1972-10-04 1981-01-21
US3906219A (en) * 1973-10-09 1975-09-16 Honeywell Inc Focus detecting apparatus
US3941996A (en) * 1974-08-27 1976-03-02 Honeywell Inc. Automatic focus apparatus
US4201456A (en) * 1976-04-22 1980-05-06 Wolbarsht Myron L Method and apparatus for detecting the focusing condition of an optical system
US4209241A (en) * 1977-10-12 1980-06-24 Minolta Camera Kabushiki Kaisha Photoelectric rangefinder
US4484806A (en) * 1982-04-28 1984-11-27 Matsushita Electric Industrial Co., Ltd. Automatic focussing apparatus
JPS58194008A (ja) * 1982-05-10 1983-11-11 Olympus Optical Co Ltd 合焦検出装置
US4631394A (en) * 1982-10-25 1986-12-23 Olympus Optical Co., Ltd. Focusing device for optical systems
DE3406578C2 (de) * 1983-02-24 1985-09-05 Olympus Optical Co., Ltd., Tokio/Tokyo Automatische Brennpunktermittlungsvorrichtung
JPS6375717A (ja) * 1986-09-19 1988-04-06 Hitachi Ltd 自動合焦装置
KR910009562B1 (ko) * 1987-02-06 1991-11-21 가부시기가이샤 히다찌세이사꾸쇼 비디오 카메라등의 자동 초점 맞춤 장치
US4855777A (en) * 1987-03-02 1989-08-08 Canon Kabushiki Kaisha Apparatus for detecting the focus adjusted state of an objective lens
US4799077A (en) * 1987-11-23 1989-01-17 Polaroid Corporation Common drive for shutter blades and objective lens assembly

Also Published As

Publication number Publication date
JPH06508939A (ja) 1994-10-06
EP0590035B1 (de) 1995-05-17
EP0590035A1 (de) 1994-04-06
US5210565A (en) 1993-05-11
WO1993000601A1 (en) 1993-01-07
DE69202566D1 (de) 1995-06-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee