Sturdy, user-friendly universal hand-held refractometer with selector switch for all measuring ranges. Movable prism ftting for sharply defned contour lines, direct and indirect light inlets for determination with both transparent and opaque substances. Includes thermometer.

Measuring range: 1.333 – 1.517 nD
Accuracy: 0.0005 nD
Scale divisions: 0.0005 nD
Thermometer: 6 – 36°C