Large optical prism enables excellent boundary line brightness and contrast during measurements.Adjustable wide field eyepiece with 10X magnification, enables bright and clear images. Super contrast, optical system with 30X magnification guarantees sharp images.Equipped with movable, hinged covers to keep light out.Offers connection possibility to a thermostatic circulator.Featured with a digital thermometer with a large LCD display. Temperature reading is selectible as °C or °F with a precision of 0,1°C or 0,1°F.