NL7904409A - DEVICE FOR DETERMINING THE SMOOTH QUALITY OF OPTICAL SURFACES. - Google Patents

DEVICE FOR DETERMINING THE SMOOTH QUALITY OF OPTICAL SURFACES.

Info

Publication number
NL7904409A
NL7904409A NL7904409A NL7904409A NL7904409A NL 7904409 A NL7904409 A NL 7904409A NL 7904409 A NL7904409 A NL 7904409A NL 7904409 A NL7904409 A NL 7904409A NL 7904409 A NL7904409 A NL 7904409A
Authority
NL
Netherlands
Prior art keywords
determining
optical surfaces
smooth quality
smooth
quality
Prior art date
Application number
NL7904409A
Other languages
Dutch (nl)
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 NL7904409A publication Critical patent/NL7904409A/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
NL7904409A 1978-06-07 1979-06-05 DEVICE FOR DETERMINING THE SMOOTH QUALITY OF OPTICAL SURFACES. NL7904409A (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
NL7904409A true NL7904409A (en) 1979-12-11

Family

ID=9209188

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7904409A NL7904409A (en) 1978-06-07 1979-06-05 DEVICE FOR DETERMINING THE SMOOTH QUALITY 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
ES2829627T3 (en) * 2013-06-19 2021-06-01 Optiscan Pty Ltd Optical scanner and scanning 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
GB2022823A (en) 1979-12-19
FR2428238B1 (en) 1981-12-11
DE2922163A1 (en) 1979-12-13
CH629299A5 (en) 1982-04-15
IT7968223A0 (en) 1979-06-06
FR2428238A1 (en) 1980-01-04
BE876305A (en) 1979-11-19

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed