Reichart Hand Refractometer

Reichert Rhino Brix90 (137533L0) Temperature Compensated Hand-Held Refractometer

Hand-held refractometer Leica 10431 Automatically Temperature Compensated (1E)

Vintage American Optical Hand Held Refractometer

LEICA TEMPERATURE COMPENSATED HAND-HELD REFRACTOMETER See Pics

Hand Held Refractometer

Reichert Hand Refractometer 10440 Automatically Temperature Compensated, 0-30°C

AO Automatic Temperature Compensated Hand Held Refractometer 10430 0-30