Refractometer Prop 65 - Lead 4 mm Height-to-Width Ratio 38%

4 mm Height-to-Width Ratio 38% Material Hardened steel Compatible Metals Gold

The terms Extra Easy

and appropriate casting temperatures

a thinner mixture allows for greater control and smoother coverage

Refractometer Prop 65 - Lead 4 mm Height-to-Width Ratio 38%The GemPro refractometer is a primary gemological instrument used to measure the refractive index of gemstones for accurate identification. Clear optics and an easy viewing lens make readings straightforward, helping you quickly determine one of a stones most critical optical properties. Features Measures refractive index for gemstone identification Easy viewing lens for clear scale observation Designed for professional gemological use Compact