Automatic Polarimeter NAPR-100 is a highly efficient polarimeter configured with the latest temperature control system to measure the rotation of polarized light Featuring four measurement options to assess a substance's concentration, content, purity, etc., including optical rotation, specific rotation, concentration, and international sugar content. It works within a temperature range between 10 °C to 45 °C having a wavelength range of 589.3 nm. Designed with an intuitive touchscreen interface that displays all parameters.