Digital Gemstone Refractometer for Jewelry Authenticity, 1.300-3.000 RI Range, 700mAh Battery (10,000s), ±0.005 Error, 0.001 Accuracy - Essential Tool for Gemstone Professionals

Discover the ultimate tool for gemstone enthusiasts with our Professional Gemstone Identification Refractometer. Designed for gemologists, jewelry designers, and hobbyists, this advanced refractometer offers precise optical measurements across a broad range (RI 1.300–3.000), ensuring accurate identification of precious stones like diamonds, sapphires, rubies, and emeralds. **Key Features & Advantages:** - **Precision Measurement:** Achieve accuracy up to ±0.005 with a minimum scale value of 0.001. This level of precision provides the reliable data needed for effective gem identification, making your evaluations more trustworthy. - **Large LCD Backlit Screen:** The clear, backlit display allows for easy reading of measurements, even in dimly lit conditions. This feature helps reduce eye strain, enhancing your overall user experience. - **Durable Aluminum Alloy Table:** Constructed from hardened aluminum, the table offers long-lasting stability and resilience, ensuring consistent performance over time. - **Insulation Switch:** Made from high-quality ABS material, the insulation switch enhances the instrument's durability and safety during use. - **Long Battery Life:** With a built-in 700mAh lithium battery, this refractometer supports up to 10,000 measurements on a single charge, making it ideal for fieldwork and mobile gemology applications. **Technical Specifications:** - Measuring Range: Refractive Index 1.300–3.000 - Error: ±0.005 - Accuracy: 0.001 - Battery Type: Lithium Battery (700mAh) - Battery Life: Approximately 10,000 measurements - Product Dimensions: 13.5×7.8×2.4 cm - Net Weight: 0.8 kg **What’s Included:** - Gemstone Refractometer × 1 - Protective Case × 1 - User Manual × 1 Elevate your gemstone identification process with this essential refractometer, combining precision, durability, and user-friendly features for an enhanced experience in gemology. Whether you’re working in a lab or exploring in the field, this tool is your trusted companion.

• Professional Gemstone Identification Tool -- This precision Refractometer features an advanced optical system and LED backlight, delivering accurate refractive index measurements from 1.300 to 3.000. With an accuracy of ±0.005 and a resolution of 0.001, it's ideal for Jewelry Professionals and Gemology Enthusiasts to effectively identify Diamonds, Sapphires, Emeralds, and various other Gemstones.
• Discover the Working Principle of our Gemstone Refractometer, designed to measure the Refractive Index of various gemstones through total internal reflection. This essential tool aids gem enthusiasts and professionals in accurately identifying and distinguishing gem types, enhancing your understanding of their unique Optical Properties. Perfect for jewelers and gemologists alike!
• Discover Our Innovative Gem Identification Instrument, Designed for Effortless and Clean Measurements. No Refractive Oil Needed! Just Position Your Sample Near the Platform for Quick Results. This User-Friendly Tool Simplifies Your Work while Preserving the Integrity of Your Precious Gems. Perfect for Jewelers and Enthusiasts Alike!
• Clear Visual Reading & Extended Battery Life - This Precision Measuring Device boasts a Large LCD Screen with Backlight Illumination and a High-Sensitivity Sensor for optimal readability in low-light conditions. Equipped with a Rechargeable 700mAh Lithium Battery, it enables up to 10,000 Measurements per Charge, ideal for Laboratory Use, Field Gemology Trips, and Jewelry Store Applications.
• Wide Compatibility for Various Gemstones - This Jewelry Calibration Tool is designed for both Uniaxial and Biaxial Crystals, allowing you to quickly and accurately identify Single and Double Gemstones. Perfect for Moissanite, Diamonds, Colored Gems, Natural or Synthetic Stones, Minerals, and other Solid Materials. An essential tool for Gemologists and Dedicated Collectors.