The professional binocular compound microscope provides both darkfield and brightfield microscope system. The darkfield compound microscope comes with a 45 degree inclined 360 degree sliding binocular head, body frame, revolving quadruple nosepiece, a pair of widefield eyepieces WF10X/18, four DIN achromatic objectives: 4X, 10X, 40X (spring), 100X (spring,oil), large double layer mechanical stage, a halogen illumination system and darkfield NA0.7-0.9 & brightfield Abbe NA1.25 condensers. It offers four level magnifications from 40X to 1000X. All lenses are made of high quality optical glass. The high resolution image in the field of view is crystal clear and will satisfy the demands of professionals. This binocular microscopy is good for teaching, demonstration, clinical examination and research purpose.