High-sensitivity differential refractometer

Details High-sensitivity differential refractometer High-sensitivity differential refractometer

1977-02-25

1978-11-21

Corbin, John K.

Optics: measuring and testing

Refraction testing

Differential

350285, G01N 2146

Patent

active

041263936

ABSTRACT:
Disclosed herein is a high-sensitivity differential refractometer which is characterized by having a light source disposed outside a housing, a reflecting mirror attached at the end portion thereof to a reflecting mirror-supporting plate connected with the end of a movable plate, said movable plate being so constructed as to rotate around a vertical axis and permit free change of the angle formed between said reflecting mirror-supporting plate and the movable plate, a twisting member disposed inside a lead-in tube and said lead-in tube fastened to a removable case and built in a metallic block inside the housing.

REFERENCES:
patent: 2427996 (1947-09-01), Seaman
patent: 3539263 (1970-11-01), Waters
patent: 3619068 (1971-11-01), Broerman

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