Streamlined Design: The Refractometer features a sleek, streamlined design with an internal assembly of optical glass lenses. The large cover ensures a fit with the lens, while the copper-plated body guarantees excellent quality. Materials: Crafted from copper, this refractometer is made with utmost precision. The copper material enhances its durability and adds a touch of Elegant appearance. Automatic Temperature Compensation: Equipped with automatic temperature compensation, this refractometer provides more accurate measurements. It adjusts for temperature variations, ensuring precise readings every time. Clear and Precise Readings: Utilizing imported lenses, this refractometer displays clear and well-defined scales. The calibrated markings are easy to read, allowing for accurate and efficient measurement. Versatile Measurement Range: With a measuring range of 0-32, this refractometer offers a wide range of applications. Whether you need to measure the concentration of a liquid or determine the sugar content in a solution, this versatile instrument has got you covered.