Quite suitable for geology students this microscopes also known as petrological or petrographic microscope and widely used by the geologists to observe the optical properties in minerals like Mica, Quartz, Celacite, Marble etc. Eyepieces 10x with cross hair and H5x or 15x. Parfocal objectives 5x, 10x, 45x polarising grade. Rack & pinion coarse focussing, fine focus by slow motion. Analyser & polariser, Betrand lens, ¼ wave plate. Revolving stage 360° graduated provision for centering with stage clips. Sub-stage moveable condenser and swinging out polariser and reflector mirror. Plywood case, instruction manual, dust cover.