The Brix 0–10% Portable Refractometer is a compact optical instrument designed for quick and convenient measurement of dissolved sugar concentration in liquid samples. With a measuring range of 0–10% Brix and a resolution of 0.1%, it is suitable for applications requiring precise measurement of low-concentration solutions. Its portable and easy-to-use design makes it ideal for laboratories, food and beverage processing, agriculture, quality control, and research applications.