Ore Microscopes.
40X - 400X MONOCULAR ORE ROCK POLARIZING PETROGRAPHIC MICROSCOPE FOR THIN OR THICK OPAQUE SPECIMENS POLARIZED TRANSMITTED LIGHT AND POLARIZED INCIDENT LIGHT
40X - 600X TRINOCULAR ORE ROCK POLARIZING PETROGRAPHIC MICROSCOPE FOR THIN OR THICK OPAQUE SPECIMENS POLARIZED TRANSMITTED LIGHT AND POLARIZED INCIDENT LIGHT