Method for the preservation of wheat and device useful therefore

Details Method for the preservation of wheat and device useful therefore Method for the preservation of wheat and device useful therefore

1988-12-01

1990-05-15

Evans, F. L.

Optics: measuring and testing

By dispersed light spectroscopy

250339, 250341, 2502521, 356243, G01J 300, G01N 2135

Patent

active

049253050

ABSTRACT:
A humidity measuring device and standard is disclosed. Humidity is measured by comparing the reflectivity and selected wavelengths of light of a grain sample to the reflectivity of a standard of known humidity in order to ascertain humidity. A holographically generated reflecting standard with a sculptured wavelength and amplitude filtering element is utilized.

REFERENCES:
patent: 4087183 (1978-05-01), Passereau
patent: 4571074 (1986-02-01), Thevenon

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