Gemological Refractometer Gemological Refractometer
1.35-1.85 Jewelry Equipment Digital RI Refractive Index Flashlight Gem Refractometer
Professional Gemological Refractometer, Frosted Aluminum Alloy Table, Accuracy: ±0.003
- Built-in Quasi-monochromatic LED Light Source
- Frosted aluminum alloy table, Corrosion Resistant, Easy to Clean
- Optical Design, Shadow Boundary Super Straight and Clear
Professional Portable Digital Gem Refractometer with 0.02 nD Scale Division Gemological Refractometer
Professional Gemological Refractometer, All stainless steel table, Accuracy: ±0.002
- Built-in Quasi-monochromatic LED Light Source
- All Stainless Steel Table, Corrosion Resistant, Easy to Clean
- Optical Design, Shadow Boundary Super Straight and Clear
- 1
- Items 1 to 2 of 2
- Page 1 of 1