This is an advanced trinocular Siedentopf compound microscope with 4 PLAN objectives and the power range from 40X to 1600X. It comes with trinocular viewing head, body frame, quintuple reversed nosepiece, four PLAN objectives, large double layer mechanical stage with slide clips and variable intensity halogen transmitted illumination system. The trinocular port is easy to mount photo or video capability. You can add advanced accessories including darkfield condenser and phase contrast kit to upgrade your microscope. This top level lab microscopy is designed for research laboratories and advanced applications in clinical offices.