CA1015186A - Automatic focusing system - Google Patents

Automatic focusing system

Info

Publication number
CA1015186A
CA1015186A CA197,005A CA197005A CA1015186A CA 1015186 A CA1015186 A CA 1015186A CA 197005 A CA197005 A CA 197005A CA 1015186 A CA1015186 A CA 1015186A
Authority
CA
Canada
Prior art keywords
automatic focusing
focusing system
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
Application number
CA197,005A
Other versions
CA197005S (en
Inventor
Lynn G. Amos
Jerry S. Boone
David L. Hollis
Burton H. Sage (Jr.)
Charles H. Rogers
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.)
Corning Glass Works
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Application granted granted Critical
Publication of CA1015186A publication Critical patent/CA1015186A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1468—Optical investigation techniques, e.g. flow cytometry with spatial resolution of the texture or inner structure of the particle
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/16—Beam splitting or combining systems used as aids for focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Microscoopes, Condenser (AREA)
  • Focusing (AREA)
CA197,005A 1973-09-21 1974-04-08 Automatic focusing system Expired CA1015186A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39961973A 1973-09-21 1973-09-21

Publications (1)

Publication Number Publication Date
CA1015186A true CA1015186A (en) 1977-08-09

Family

ID=23580256

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197,005A Expired CA1015186A (en) 1973-09-21 1974-04-08 Automatic focusing system

Country Status (8)

Country Link
JP (1) JPS5060226A (en)
CA (1) CA1015186A (en)
DE (1) DE2442795A1 (en)
ES (1) ES425602A1 (en)
FR (1) FR2245023B1 (en)
GB (1) GB1476693A (en)
IT (1) IT1020438B (en)
SE (1) SE7411881L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53135697A (en) * 1977-04-30 1978-11-27 Olympus Optical Co Ltd Automatic cell diagnosis apparatus
JPS5576312A (en) * 1978-12-04 1980-06-09 Canon Inc Focus detecting system of image
JPS58153327A (en) * 1982-03-08 1983-09-12 Toshiba Corp Inspecting device for pattern

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS42196Y1 (en) * 1966-04-22 1967-01-09

Also Published As

Publication number Publication date
ES425602A1 (en) 1976-06-16
FR2245023B1 (en) 1978-03-31
FR2245023A1 (en) 1975-04-18
SE7411881L (en) 1975-03-24
DE2442795A1 (en) 1975-04-03
JPS5060226A (en) 1975-05-24
IT1020438B (en) 1977-12-20
GB1476693A (en) 1977-06-16

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