Portable Jewelry Refractometer with LCD Display, 700mAh Battery, Precision 0.001 Accuracy, Measures Refractive Index 1.300-3.000, Ideal for Gemstones and Minerals

Discover the precision and reliability of our Professional Gemstone Identification Refractometer, designed for gemologists, jewelry designers, and enthusiasts alike. With an advanced optical system and a measurement range of refractive index (RI) from 1.300 to 3.000, this refractometer enables you to accurately identify a wide variety of gemstones, including diamonds, sapphires, rubies, and emeralds. **Accurate Measurement:** Achieve remarkable accuracy with a precision of ±0.005 and a minimum scale value of 0.001. This level of detail helps you distinguish between different gemstone types based on their unique optical properties. **User-Friendly Design:** Featuring a large backlit LCD screen, this refractometer ensures ease of use in various lighting conditions, making it ideal for both professional and personal use. Its durable aluminum alloy table provides stability during measurements. **Portability and Convenience:** With a built-in 700mAh lithium battery, you can perform up to 10,000 measurements on a single charge, making it a reliable tool for on-the-go gem identification. The flat switch, crafted from high-quality ABS material, enhances durability and functionality. **Specifications:** - Measurement Range: Refractive Index 1.300–3.000 - Error: ±0.005 - Accuracy: 0.001 - Battery Type: Lithium (700mAh) - Battery Life: Approximately 10,000 measurements - Product Dimensions: 13.5×7.8×2.4 cm - Net Weight: 0.8 kg **Package Includes:** - 1 Gemstone Refractometer - 2 Calibration Blocks (1.487, 1.806) - 1 Aluminum Storage Box - 1 Instruction Manual Elevate your gemstone identification experience with this essential tool, crafted to deliver accuracy and convenience, whether you're in a professional setting or exploring your passion for gemstones at home.

• The Professional Mstone Identification Tool is designed for quick and accurate measurement of the refractive index of gemstones, ensuring non-destructive testing. This advanced refractometer covers a refractive index range of 1.300-3.000 with a measurement accuracy of up to 0.001 and a margin of error of ±0.005. Ideal for gemologists and jewelry enthusiasts.
• 【Simple】Unlike traditional measuring devices, this Measurement Instrument requires no refractive oil. Simply place the sample’s measurement close to the platform for instant results. The design not only simplifies usage but also maintains the integrity of data measurements. Ideal for professionals in the laboratory and industrial sectors.
• 【Premium Construction Materials】This Refractometer is crafted from durable aluminum alloy, ensuring a scratch-resistant and sturdy design for stable precision measurements. Featuring an ABS engineering plastic power switch and built-in triple flat protection, it effectively minimizes the risk of leaks, making it ideal for various applications in the laboratory and beyond.
• 【C Reading & Extended Battery Life】This Jewelry Identification Tool features a large LCD screen, ensuring easy readability even in low-light conditions. Powered by a rechargeable 700mAh lithium battery, it supports up to 10,000 measurements per charge, making it a reliable choice for gem enthusiasts and professionals alike. Perfect for accurate assessments and on-the-go convenience.
• Introducing the Creheve Material Calibrator, an essential tool for Gemstone Identification. Suitable for both Uniaxial and Biaxial Crystals, this Jewelry Calibration Tool accurately identifies Single and Double Gemstones. Designed for solid materials, it ensures precise Refractive Index Verification, making it a must-have for gem enthusiasts and professionals alike.