Optics: measuring and testing – Refraction testing – Prism engaging specimen
Patent
1975-05-05
1977-07-12
McGraw, Vincent P.
Optics: measuring and testing
Refraction testing
Prism engaging specimen
250225, 356 82, 356117, 356119, G01N 2140, G01J 336
Patent
active
040350835
ABSTRACT:
Various methods and apparatus are disclosed for providing a background corrected measure of the concentration of a sample element in absorption and emission spectro-chemical analysis using the principles of the Zeeman effect and certain other related effects using a magnetic field.
REFERENCES:
patent: 3738755 (1973-06-01), Chaney et al.
Woodriff Daniel T.
Woodriff Ray A.
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