ZA795666B - Reflectometer - Google Patents

Reflectometer

Info

Publication number
ZA795666B
ZA795666B ZA00795666A ZA795666A ZA795666B ZA 795666 B ZA795666 B ZA 795666B ZA 00795666 A ZA00795666 A ZA 00795666A ZA 795666 A ZA795666 A ZA 795666A ZA 795666 B ZA795666 B ZA 795666B
Authority
ZA
South Africa
Prior art keywords
reflectometer
Prior art date
Application number
ZA00795666A
Inventor
K Johnston
Original Assignee
Johnston R
Marrington J
Beecham D
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 Johnston R, Marrington J, Beecham D filed Critical Johnston R
Publication of ZA795666B publication Critical patent/ZA795666B/en

Links

Classifications

    • G01N33/389—
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/87—Investigating jewels
ZA00795666A 1978-11-06 1979-10-23 Reflectometer ZA795666B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPD667078 1978-11-06
AUPD701778 1978-12-06
AUPD735679 1979-01-15

Publications (1)

Publication Number Publication Date
ZA795666B true ZA795666B (en) 1980-10-29

Family

ID=27157076

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00795666A ZA795666B (en) 1978-11-06 1979-10-23 Reflectometer

Country Status (7)

Country Link
JP (1) JPS5571936A (en)
BR (1) BR7907232A (en)
DE (1) DE2944548A1 (en)
GB (1) GB2036305A (en)
IT (1) IT7950756A0 (en)
NL (1) NL7908123A (en)
ZA (1) ZA795666B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA813263B (en) * 1980-06-04 1982-06-30 De Beers Cons Mines Ltd The assessment of colour in diamonds and other gems
US4394580A (en) * 1981-07-27 1983-07-19 L.C.E. Ltd. Method and apparatus for analyzing gems

Also Published As

Publication number Publication date
BR7907232A (en) 1980-09-16
JPS5571936A (en) 1980-05-30
IT7950756A0 (en) 1979-11-06
NL7908123A (en) 1980-05-08
DE2944548A1 (en) 1980-05-22
GB2036305A (en) 1980-06-25

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