IT987476B - Apparecchio per la determina zione del diametro di piccole particelle - Google Patents

Apparecchio per la determina zione del diametro di piccole particelle

Info

Publication number
IT987476B
IT987476B IT24140/73A IT2414073A IT987476B IT 987476 B IT987476 B IT 987476B IT 24140/73 A IT24140/73 A IT 24140/73A IT 2414073 A IT2414073 A IT 2414073A IT 987476 B IT987476 B IT 987476B
Authority
IT
Italy
Prior art keywords
determining
diameter
small particles
particles
small
Prior art date
Application number
IT24140/73A
Other languages
English (en)
Italian (it)
Original Assignee
Turlabor Ag
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 Turlabor Ag filed Critical Turlabor Ag
Application granted granted Critical
Publication of IT987476B publication Critical patent/IT987476B/it

Links

Classifications

    • 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0211—Investigating a scatter or diffraction pattern
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0227—Investigating particle size or size distribution by optical means using imaging; using holography
    • G01N2015/0233—Investigating particle size or size distribution by optical means using imaging; using holography using holography

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Holo Graphy (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
IT24140/73A 1972-05-19 1973-05-16 Apparecchio per la determina zione del diametro di piccole particelle IT987476B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH752772A CH552805A (de) 1972-05-19 1972-05-19 Apparat zur bestimmung des durchmessers kleiner teilchen.

Publications (1)

Publication Number Publication Date
IT987476B true IT987476B (it) 1975-02-20

Family

ID=4326547

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24140/73A IT987476B (it) 1972-05-19 1973-05-16 Apparecchio per la determina zione del diametro di piccole particelle

Country Status (8)

Country Link
US (1) US3871769A (US08066781-20111129-C00013.png)
JP (1) JPS4956663A (US08066781-20111129-C00013.png)
CA (1) CA976014A (US08066781-20111129-C00013.png)
CH (1) CH552805A (US08066781-20111129-C00013.png)
FR (1) FR2186136A5 (US08066781-20111129-C00013.png)
GB (1) GB1403645A (US08066781-20111129-C00013.png)
IT (1) IT987476B (US08066781-20111129-C00013.png)
NL (1) NL7306562A (US08066781-20111129-C00013.png)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4400353A (en) * 1977-09-23 1983-08-23 Akro-Medic Engineering, Inc. Electro-optical system for use in evaluating immunological reactions
FR2459449A1 (fr) * 1979-06-18 1981-01-09 Omnium Realisations Indles Cal Procede et dispositif optiques de denombrement, de localisation et de classement selon leur taille d'objets de forme circulaire, bases sur une intercorrelation par holographie
US4758089A (en) * 1985-08-22 1988-07-19 Tokyo Kogaku Kikai Kabushiki Kaisha Holographic interferometer
US4679939A (en) * 1985-12-23 1987-07-14 The United States Of America As Represented By The Secretary Of The Air Firce In situ small particle diagnostics
US5257132A (en) * 1990-09-25 1993-10-26 The United States Of America As Represented By The United States Department Of Energy Broadband diffractive lens or imaging element
US20050151968A1 (en) * 2004-01-08 2005-07-14 The Lxt Group Systems and methods for continuous, on-line, real-time surveillance of particles in a fluid
US7532327B2 (en) * 2004-09-17 2009-05-12 Jmar Research, Inc. Systems and methods for detecting scattered light from a particle using illumination incident at an angle
US7616311B2 (en) 2005-05-02 2009-11-10 Jmar Llc Systems and methods for a multiple angle light scattering (MALS) instrument having two-dimensional detector array
US7843563B2 (en) * 2005-08-16 2010-11-30 Honeywell International Inc. Light scattering and imaging optical system
US7551279B2 (en) * 2005-09-19 2009-06-23 Jmar Technologies, Inc. Systems and methods for detecting normal levels of bacteria in water using a multiple angle light scattering (MALS) instrument
US10795062B2 (en) * 2015-04-14 2020-10-06 Face International Corporation Systems and methods for producing objects incorporating selective electromagnetic energy scattering layers, laminates and coatings
US10634598B2 (en) 2015-10-02 2020-04-28 Institut National D'optique System and method for individual particle sizing using light scattering techniques

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3601466A (en) * 1968-06-21 1971-08-24 Nippon Kogaku Kk Method for detecting an aberration-compensated image
US3666359A (en) * 1970-08-26 1972-05-30 Rca Corp Correlation peak detector in optical spatial filtering system

Also Published As

Publication number Publication date
CH552805A (de) 1974-08-15
CA976014A (en) 1975-10-14
DE2324379B2 (de) 1975-06-12
NL7306562A (US08066781-20111129-C00013.png) 1973-11-21
FR2186136A5 (US08066781-20111129-C00013.png) 1974-01-04
JPS4956663A (US08066781-20111129-C00013.png) 1974-06-01
US3871769A (en) 1975-03-18
GB1403645A (en) 1975-08-28
DE2324379A1 (de) 1973-11-22

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