Professional Digital Refractometer for Jewelry - 1.300-3.000 RI Range, ±0.005 Error, 0.001 Accuracy - Ideal for Jade, Crystal, and Gemstone Identification

Discover the precision and reliability of our advanced refractometer, designed for both professionals and enthusiasts alike. With a refractive index range of 1.300 to 3.000, this instrument provides accurate measurements with an error margin of just ±0.005 and an impressive measurement accuracy of 0.001. Whether you're in the food and beverage industry, conducting laboratory research, or exploring the world of home brewing, our refractometer ensures that you achieve consistent results every time. The long-lasting 700mA lithium battery supports up to 10,000 uses, making it an ideal choice for extensive projects without the hassle of frequent recharging. Measuring at a compact size of 13.5 x 7.8 x 2.4 cm (5.31 x 3.1 x 0.94 inches) and weighing only 0.8 kg (1.76 lbs), this refractometer is easy to handle and transport, allowing you to take it anywhere your work demands. The included calibration blocks (1.487 and 1.806) ensure that you can maintain accuracy and reliability in your measurements, while the sturdy aluminum carrying case protects your device during transit. In addition to the refractometer, your purchase includes a detailed instruction manual, making it easy for users of all experience levels to get started. Elevate your measuring capabilities and experience the value of precision with our refractometer, a tool designed to meet the diverse needs of various applications. Make informed decisions and achieve professional results with ease.

• Professional & Safe Construction: Made from scratch-resistant hard aluminum alloy for stable, precise performance. Features an ABS engineering plastic power switch and built-in triple-layer insulation to ensure safety and effectively prevent leakage issues. Ideal for various applications, this tool combines durability and reliability for your needs.
• High-Precision Digital Measurement: Featuring advanced sensors and a clear LCD, this Digital Refractometer measures refractive index (RI range: 1.300–3.000) quickly and accurately. It provides measurement accuracy of ±0.001 with a minimal error margin of ±0.005, making it ideal for various applications. Perfect for both professionals and hobbyists seeking reliable results.
• Experience hassle-free analysis with our Oil-Free, Contact-Based Solution. This innovative design eliminates the need for refractive index oil—simply place your sample's surface in contact with the platform for immediate readings. Accurately determine key optical properties, including whether a material is a Uniaxial or Biaxial Crystal, enhancing your research efficiency.
• Discover our advanced Optical Refractometer, designed for precise Refractive Index measurement in various materials. Utilizing the Scientific Principle of Total Internal Reflection, this device ensures accurate gemstone identification and detailed material analysis. Ideal for gemologists and material scientists, it combines reliability and efficiency for professional use.
• Versatile for Gemology & Material Science: This tool is perfect for quickly and accurately identifying single and double refractive gemstones, including Moissanite, Diamond, Colored Gems, Crystals, and Jade. Designed for both professionals and enthusiasts, it effectively measures the refractive index in gemstones and various solid materials.