RHG-181 Gem Refractometer - Kõrge Täpsusega Gemstone Detector

RHG-181 Gem Refractometer - High Precision Gemstone Detector — a compact, accurate tool designed to measure refractive indices from 1.30–1.81 for reliable gemstone identification. Ideal for jewelers, gemologists and hobbyists seeking fast, precise readings with ±0.002 accuracy.

Features

• High-precision gem refractometer for ruby, sapphire, emerald, agate, diamonds and zircon
• Wide measurement range: 1.30–1.81 with ±0.002 accuracy for consistent results
• Clear scale and easy-to-use optical system for quick identification
• Durable construction for frequent shop or field use

Product Specifications

• Model: RHG-181
• Measurement Range: 1.30–1.81
• Measurement Accuracy: ±0.002
• Types: Ruby/Sapphire; Emerald/Agate; Diamonds/Zircon
• Hazardous Chemicals: None
• Included in package: RHG-181 refractometer, instruction manual, carrying pouch

Warning / Advice

• Handle with care; clean optics with a soft cloth and appropriate lens cleaner. Keep away from extreme heat and direct sunlight when storing.

The RHG-181 improves identification speed and confidence by delivering laboratory-grade refractive index readings without complex setup. It solves the common problem of uncertain gemstone ID, reducing guesswork and returns while improving appraisal accuracy. Its ease of use shortens training time and boosts productivity in workshops and retail environments.

Perfect for professional jewelers, gemologists, appraisal labs and serious collectors — backed by a 2-year warranty. Add the RHG-181 to your toolkit today to streamline gemstone testing and enhance your projects with dependable precision.