A gemmological microscope, Gemolite deluxe B mark V, as previously used in GIA course exams, Bausch
A gemmological microscope, Gemolite deluxe B mark V, as previously used in GIA course exams, Bausch & Lomb optics, 300m 0.7x-3x for 15x magnification, working with spare under illumination bulb and UK adapted plug system