Gemology Portable Polariscope With Daylight, Led And Sodium Light Source

Exclusive to JTV! The Gem Vue portable polariscope is the fastest way to test the optical properties of gemstones. Quickly determine whether gemstone and minerals are singly or doubly refractive. Resolve optic character in doubly refractive gems and detect pleochroism. Built in sodium light can power the Gem Vue Refractometer (GV85). Operates on standard 120V outlet, USB cord, and two CR2450 batteries. Includes large interference sphere and leather carrying case.