All the quality features and versatility of larger stereo models in a compact size that is suitable for educational purposes. Rugged and dependable this microscope delivers a 3-dimensional un-reversed image with great resolution brightness and clarity and is engineered for ease of use and simplicity of operation. Both incident and transmitted lights are 110V LED for brightness cool temperature and long life. Base-mounted light controls permit three-way choice of top bottom or dual illumination For use in the examination and actual dissection of specimens and for the study of surface characteristics of minerals and rocks. Rugged cast aluminum with gray enamel finish. Packed in a fitted Styrofoam box includes a dust cover and an instruction manual. 5-year limited warranty excluding bulbs.