Automatic polarization analyzing device

Details Automatic polarization analyzing device Automatic polarization analyzing device

1975-02-04

1976-10-26

Corbin, John K.

Optics: measuring and testing

Refraction testing

Prism engaging specimen

324 99R, G01N 2140

Patent

active

039880672

ABSTRACT:
In an automatic polarization analyzing device which employs the extinction detecting method using a light amplitude modulating system, two sets of converter means are provided for converting into an angle a positional deviation electrical signal corresponding to a dead zone present in the control system.

REFERENCES:
patent: 2497961 (1950-02-01), Shaw
patent: 3383594 (1968-05-01), Fiorletta et al.
patent: 3687555 (1972-08-01), Yamamoto et al.
patent: 3714569 (1973-01-01), Bruning et al.
patent: 3741661 (1973-06-01), Yamamoto et al.
patent: 3833302 (1974-09-01), Hock

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