Digital Jewelry Refractometer With Built-in LED Light Source
Product information:
Type: Digital Refractometer
Features:
1. Refractometer is the most important tool for gemstone identification and the most powerful tool for gemstone identification
2. The refractive index of gemstones can be measured non-destructively, quickly and accurately, and other luminescent properties of gemstones can be determined
3. Gem refractometer, using high refractive index lead glass as test prism; measuring range: 1.30-1.81, accuracy: ±0.002, power supply: LED light with built-in three button batteries
4. Professional optical design, built-in narrow-wavelength quasi-monochromatic LED light source, allowing extreme ultra-straight and clear shadows
5. High-contrast ruler with black background, brighter and clearer interface
Packing list:
Detector*1
