Automatic Polorimeter Domestic advanced digital circuit and microcomputer control. LCD display. Storage of three times results for Re-M (repetition measurement) and calculation of average value. Measurement of dark-colored sample. RS 232 interface. Specifications: Measurement range: -45°~+45°, (Optical rotation) -120°~+120°Z (Sugar Scale) Accuracy Minimum indicating value: 0.001°, 0.01°Z Repeatability: sample transmittance>1% Monochromatic Light Source : 589.44nm Length of Test Tube (100mm and 200mm): 1 each