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DE69210140D1 - Automatische Scharfstelleinrichtung - Google Patents

Automatische Scharfstelleinrichtung

Info

Publication number
DE69210140D1
DE69210140D1 DE69210140T DE69210140T DE69210140D1 DE 69210140 D1 DE69210140 D1 DE 69210140D1 DE 69210140 T DE69210140 T DE 69210140T DE 69210140 T DE69210140 T DE 69210140T DE 69210140 D1 DE69210140 D1 DE 69210140D1
Authority
DE
Germany
Prior art keywords
automatic focusing
focusing device
automatic
focusing
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
DE69210140T
Other languages
English (en)
Other versions
DE69210140T2 (de
Inventor
David Charles Burgess
Clive Antony Stubbings
Jacqueline Ginestet
Ilya Ravkin
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.)
Leica Microsystems Gateshead Ltd
Original Assignee
Applied Imaging International Ltd
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 Applied Imaging International Ltd filed Critical Applied Imaging International Ltd
Publication of DE69210140D1 publication Critical patent/DE69210140D1/de
Application granted granted Critical
Publication of DE69210140T2 publication Critical patent/DE69210140T2/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
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • G02B7/38—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals measured at different points on the optical axis, e.g. focussing on two or more planes and comparing image data
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/24—Base structure
    • G02B21/241—Devices for focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Automatic Focus Adjustment (AREA)
DE1992610140 1991-08-22 1992-08-17 Automatische Scharfstelleinrichtung Expired - Fee Related DE69210140T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919118124A GB9118124D0 (en) 1991-08-22 1991-08-22 Improvements in or relating to an automatic focusing system

Publications (2)

Publication Number Publication Date
DE69210140D1 true DE69210140D1 (de) 1996-05-30
DE69210140T2 DE69210140T2 (de) 1996-09-19

Family

ID=10700365

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992610140 Expired - Fee Related DE69210140T2 (de) 1991-08-22 1992-08-17 Automatische Scharfstelleinrichtung

Country Status (3)

Country Link
EP (1) EP0529458B1 (de)
DE (1) DE69210140T2 (de)
GB (1) GB9118124D0 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007032580A1 (de) * 2007-07-09 2009-01-22 Deutsches Zentrum für Luft- und Raumfahrt e.V. Optisches Abbildungssystem mit Autofokus und Verfahren zur automatischen Fokussierung eines Objektes
US11422349B2 (en) * 2017-11-28 2022-08-23 Leica Biosystems Imaging, Inc. Dual processor image processing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5934505A (ja) * 1982-08-20 1984-02-24 Canon Inc 合焦検出装置
DE3584314D1 (de) * 1984-04-16 1991-11-14 Image Recognition Systems Ltd Automatische fokussiereinrichtung.
DE3739223A1 (de) * 1987-11-19 1989-06-01 Reichert Optische Werke Ag Verfahren zur autofokussierung von mikroskopen und mikroskope mit einer autofokussierung

Also Published As

Publication number Publication date
DE69210140T2 (de) 1996-09-19
EP0529458B1 (de) 1996-04-24
GB9118124D0 (en) 1991-10-09
EP0529458A1 (de) 1993-03-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: APPLIED IMAGING INTERNATIONAL LTD., NEWCASTLE UPON

8339 Ceased/non-payment of the annual fee