USB517504I5 - - Google Patents

Info

Publication number
USB517504I5
USB517504I5 US51750474A USB517504I5 US B517504 I5 USB517504 I5 US B517504I5 US 51750474 A US51750474 A US 51750474A US B517504 I5 USB517504 I5 US B517504I5
Authority
US
United States
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.)
Pending
Application number
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 filed Critical
Priority to US05/517,504 priority Critical patent/US3999855A/en
Priority to GB41916/75A priority patent/GB1492203A/en
Priority to AU85816/75A priority patent/AU8581675A/en
Priority to DE19752546952 priority patent/DE2546952A1/en
Priority to NL7512371A priority patent/NL7512371A/en
Priority to FR7532467A priority patent/FR2289929A1/en
Priority to JP50127556A priority patent/JPS5165956A/ja
Publication of USB517504I5 publication Critical patent/USB517504I5/en
Application granted granted Critical
Publication of US3999855A publication Critical patent/US3999855A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • G01N21/648—Specially adapted constructive features of fluorimeters using evanescent coupling or surface plasmon coupling for the excitation of fluorescence
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/06—Means for illuminating specimens
    • G02B21/08—Condensers
    • G02B21/082—Condensers for incident illumination only
    • G02B21/084—Condensers for incident illumination only having annular illumination around the objective

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Microscoopes, Condenser (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
US05/517,504 1974-10-24 1974-10-24 Illumination system Expired - Lifetime US3999855A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
US05/517,504 US3999855A (en) 1974-10-24 1974-10-24 Illumination system
GB41916/75A GB1492203A (en) 1974-10-24 1975-10-14 Illumination system and apparatus therefor
AU85816/75A AU8581675A (en) 1974-10-24 1975-10-17 Illumination system for cell using total internal reflection
DE19752546952 DE2546952A1 (en) 1974-10-24 1975-10-20 DEVICE FOR DETERMINING SUB-MICROMETRICALLY SIZED PARTICLES
NL7512371A NL7512371A (en) 1974-10-24 1975-10-22 OPTICAL SYSTEM.
FR7532467A FR2289929A1 (en) 1974-10-24 1975-10-23 LIGHTING SYSTEM FOR FLUORESCENT DETECTION OF PARTICLES WITH SIZES LESS THAN ONE MICRON
JP50127556A JPS5165956A (en) 1974-10-24 1975-10-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/517,504 US3999855A (en) 1974-10-24 1974-10-24 Illumination system

Publications (2)

Publication Number Publication Date
USB517504I5 true USB517504I5 (en) 1976-03-09
US3999855A US3999855A (en) 1976-12-28

Family

ID=24060082

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/517,504 Expired - Lifetime US3999855A (en) 1974-10-24 1974-10-24 Illumination system

Country Status (7)

Country Link
US (1) US3999855A (en)
JP (1) JPS5165956A (en)
AU (1) AU8581675A (en)
DE (1) DE2546952A1 (en)
FR (1) FR2289929A1 (en)
GB (1) GB1492203A (en)
NL (1) NL7512371A (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2357888A1 (en) * 1976-04-01 1978-02-03 Cerberus Ag SMOKE DETECTOR
WO1980000494A1 (en) * 1978-08-30 1980-03-20 G Mueller Method for measuring the concentration by total reflection spectroscopy
JPS58198762A (en) * 1982-05-15 1983-11-18 Iseki & Co Ltd Detector for flow-down of granular material
JPS58185819U (en) * 1982-06-02 1983-12-10 株式会社ニコン Illumination light source device with ring slit diaphragm
FR2565689B1 (en) * 1984-06-12 1987-11-20 Elf France METHOD AND DEVICE FOR DETERMINING THE POINT OF DISORDER OF A DIESEL
US4893886A (en) * 1987-09-17 1990-01-16 American Telephone And Telegraph Company Non-destructive optical trap for biological particles and method of doing same
US4886357A (en) * 1988-09-06 1989-12-12 Harrick Nicolas J Internal reflection element with insensitive edges
US5486701A (en) * 1992-06-16 1996-01-23 Prometrix Corporation Method and apparatus for measuring reflectance in two wavelength bands to enable determination of thin film thickness
US5747813A (en) * 1992-06-16 1998-05-05 Kla-Tencop. Corporation Broadband microspectro-reflectometer
EP0627643B1 (en) * 1993-06-03 1999-05-06 Hamamatsu Photonics K.K. Laser scanning optical system using axicon
JP4323571B2 (en) * 1997-01-31 2009-09-02 エックスワイ， インコーポレイテッド Optical device
US5982534A (en) * 1997-06-18 1999-11-09 The Regents Of The University Of California Specimen illumination apparatus with optical cavity for dark field illumination
US6438396B1 (en) * 1998-11-05 2002-08-20 Cytometrics, Inc. Method and apparatus for providing high contrast imaging
JP2000250100A (en) 1999-03-01 2000-09-14 Mitsutoyo Corp Illuminating device for optical measuring instrument
US6185051B1 (en) * 1999-06-23 2001-02-06 Read-Rite Corporation High numerical aperture optical focusing device for use in data storage systems
JP3783826B2 (en) * 2000-01-17 2006-06-07 横河電機株式会社 Biochip reader
DE10222785B4 (en) * 2002-05-23 2004-12-16 Wendlandt, Erhard Method and device for sample analysis
US7330255B2 (en) * 2004-12-09 2008-02-12 University Of Chicago Total internal reflection fluorescence apparatus
US7538874B2 (en) * 2006-03-23 2009-05-26 Hach Company Measurement of light from a predefined scatter angle from particulate matter in a media
DE102011055367B4 (en) * 2011-11-15 2017-02-09 MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. Method and device for tracking a movement of a particle, in particular a single molecule, in a sample
US9291562B2 (en) 2011-11-15 2016-03-22 Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V. Method and apparatus for tracking a particle, particularly a single molecule, in a sample
EP2720075B1 (en) * 2012-10-12 2017-11-29 Spectral Applied Research Inc. Total internal reflectance fluorescence (TIRF) microscopy across multiple wavelengths simultaneously
US9690085B2 (en) * 2014-01-30 2017-06-27 Olympus Corporation Microscope illumination apparatus, microscope, and microscope illumination method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3506360A (en) * 1967-10-30 1970-04-14 Gamrad Inc Turbidity indicator using superimposed converging light beams
US3700330A (en) * 1971-10-13 1972-10-24 Gen Motors Corp Electro-optical vehicle exhaust particulate monitor
US3850525A (en) * 1973-07-09 1974-11-26 Beckman Instruments Inc Simultaneous multiple measurements in laser photometers

Also Published As

Publication number Publication date
DE2546952A1 (en) 1976-04-29
AU8581675A (en) 1977-04-21
GB1492203A (en) 1977-11-16
FR2289929B1 (en) 1979-07-06
FR2289929A1 (en) 1976-05-28
NL7512371A (en) 1976-04-27
US3999855A (en) 1976-12-28
JPS5165956A (en) 1976-06-08

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Legal Events

Date Code Title Description
AS Assignment

Owner name: BIO-RAD LABORATORIES, INC., A CORP. OF DE.

Free format text: MERGER;ASSIGNOR:BLOCK ENGINEERING, INC.;REEL/FRAME:003974/0501

Effective date: 19820406