Optics: measuring and testing – Refraction testing – Prism engaging specimen
Patent
1975-06-30
1976-12-28
Corbin, John K.
Optics: measuring and testing
Refraction testing
Prism engaging specimen
250576, 356246, G01N 110
Patent
active
039998614
ABSTRACT:
Method and apparatus for photometric analysis of sample fluids for a constituent of interest. There is provided a method of sample analysis comprising the steps of locating the sample fluid in a cell having an axis, directing a ray of light through the sample and the sample-cell interface at an angle to said axis, totally internally reflecting said light ray passed through the interface to be redirected across said sample, and detecting the redirected light ray passed through the sample.
REFERENCES:
patent: 3080789 (1963-03-01), Rosin et al.
patent: 3414354 (1968-12-01), Siegler, Jr.
patent: 3431424 (1969-03-01), Allen
patent: 3524066 (1970-08-01), Blakkan
Corbin John K.
Evans F. L.
Rockwell Stephen E.
Technicon Instruments Corporation
Tedesco S. P.
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