IT7968223A0 - DEVICE FOR DETERMINING THE QUALITY OF SMOOTHNESS OF OPTICAL SURFACES - Google Patents

DEVICE FOR DETERMINING THE QUALITY OF SMOOTHNESS OF OPTICAL SURFACES

Info

Publication number
IT7968223A0
IT7968223A0 IT7968223A IT6822379A IT7968223A0 IT 7968223 A0 IT7968223 A0 IT 7968223A0 IT 7968223 A IT7968223 A IT 7968223A IT 6822379 A IT6822379 A IT 6822379A IT 7968223 A0 IT7968223 A0 IT 7968223A0
Authority
IT
Italy
Prior art keywords
smoothness
quality
determining
optical surfaces
optical
Prior art date
Application number
IT7968223A
Other languages
Italian (it)
Original Assignee
Cilas
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 Cilas filed Critical Cilas
Publication of IT7968223A0 publication Critical patent/IT7968223A0/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
IT7968223A 1978-06-07 1979-06-06 DEVICE FOR DETERMINING THE QUALITY OF SMOOTHNESS OF OPTICAL SURFACES IT7968223A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7817009A FR2428238A1 (en) 1978-06-07 1978-06-07 DEVICE FOR DETERMINING THE QUALITY OF THE POLISH OF OPTICAL SURFACES

Publications (1)

Publication Number Publication Date
IT7968223A0 true IT7968223A0 (en) 1979-06-06

Family

ID=9209188

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7968223A IT7968223A0 (en) 1978-06-07 1979-06-06 DEVICE FOR DETERMINING THE QUALITY OF SMOOTHNESS OF OPTICAL SURFACES

Country Status (7)

Country Link
BE (1) BE876305A (en)
CH (1) CH629299A5 (en)
DE (1) DE2922163A1 (en)
FR (1) FR2428238A1 (en)
GB (1) GB2022823A (en)
IT (1) IT7968223A0 (en)
NL (1) NL7904409A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2593599B1 (en) * 1986-01-29 1991-06-21 France Etat Ponts Chaussees METHOD AND DEVICE FOR NON-CONTACT DETERMINATION OF THE RELIEF OF A SURFACE
IE883229L (en) * 1988-10-25 1990-04-25 Provost Fellows Of Trinity Col Measuring surface quality of a lens
DE4229349C2 (en) * 1992-09-05 1995-05-24 Schoeller Felix Jun Papier Method and arrangement for measuring the optical surface quality of reflective materials and the optical quality of transparent materials
DE102010039549B4 (en) * 2010-08-20 2014-11-06 Tu Bergakademie Freiberg Method and spectrometer for optical characterization of a transparent medium
US10194788B2 (en) * 2013-06-19 2019-02-05 Optiscan Pty Ltd. Optical scanner and scanned lens optical probe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245306A (en) * 1961-10-05 1966-04-12 Aluminum Co Of America Photometer and method
US3734626A (en) * 1972-01-14 1973-05-22 Control Data Corp Light apparatus for testing surfaces
US3804521A (en) * 1972-02-22 1974-04-16 Itek Corp Optical device for measuring surface roughness
CH552197A (en) * 1972-11-24 1974-07-31 Bbc Brown Boveri & Cie DEVICE FOR MEASURING THE ROUGHNESS OF A SURFACE.

Also Published As

Publication number Publication date
CH629299A5 (en) 1982-04-15
NL7904409A (en) 1979-12-11
BE876305A (en) 1979-11-19
FR2428238B1 (en) 1981-12-11
FR2428238A1 (en) 1980-01-04
GB2022823A (en) 1979-12-19
DE2922163A1 (en) 1979-12-13

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