Optics: measuring and testing – For light transmission or absorption – Of fluent material
Patent
1996-12-11
1997-12-09
Font, Frank G.
Optics: measuring and testing
For light transmission or absorption
Of fluent material
356439, 356440, G01N 2100
Patent
active
056965923
ABSTRACT:
An apparatus for measuring light penetrability of liquids, including: a water-tight, heat, compression and chemical resistant casing, a light source mounted inside the casing and controlled to alternately, emit light of different wavelengths, a controller mounted inside the casing for detecting light and converting detected light into electrical signals, and a light guide mounted inside the casing for guiding light from the light source to the controller through a liquid to be tested.
REFERENCES:
patent: 4637729 (1987-01-01), Schoch
patent: 4682895 (1987-07-01), Costello
patent: 4917500 (1990-04-01), Lugos
patent: 5229841 (1993-07-01), Taranowski et al.
patent: 5239180 (1993-08-01), Clarke
Font Frank G.
Vierra-Eisenberg Jason D.
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