AmScope T610-IPL 40X-1000X Plan Infinity Kohler Laboratory Research Grade Trinocular Compound Microscope Plan infinity optical system offers crisp clear sharp images 40X-1000X with four extreme widefield magnification settings Backward nosepiece configuration allocates spacious space for comfortable operation and observation Wide band voltage (90-240V) Kohler LED illumination with iris condenser Trinocular port for adding photo/video capability