CH567244A5 - - Google Patents

Info

Publication number
CH567244A5
CH567244A5 CH340774A CH340774A CH567244A5 CH 567244 A5 CH567244 A5 CH 567244A5 CH 340774 A CH340774 A CH 340774A CH 340774 A CH340774 A CH 340774A CH 567244 A5 CH567244 A5 CH 567244A5
Authority
CH
Switzerland
Application number
CH340774A
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of CH567244A5 publication Critical patent/CH567244A5/xx

Links

Classifications

    • 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
    • G02B27/48—Laser speckle optics
    • 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
    • G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH340774A 1973-03-14 1974-03-12 CH567244A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7309103A FR2221711B1 (it) 1973-03-14 1973-03-14

Publications (1)

Publication Number Publication Date
CH567244A5 true CH567244A5 (it) 1975-09-30

Family

ID=9116289

Family Applications (1)

Application Number Title Priority Date Filing Date
CH340774A CH567244A5 (it) 1973-03-14 1974-03-12

Country Status (3)

Country Link
CH (1) CH567244A5 (it)
DE (1) DE2407562A1 (it)
FR (1) FR2221711B1 (it)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3469921A (en) * 1966-05-25 1969-09-30 Gulf Research Development Co Apparatus for the size distribution of an aggregation

Also Published As

Publication number Publication date
DE2407562A1 (de) 1974-09-26
FR2221711B1 (it) 1975-08-22
FR2221711A1 (it) 1974-10-11

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Legal Events

Date Code Title Description
PL Patent ceased