AmScope 2X-225X Ultimate Circuit Trinocular Zoom Stereo Microscope with Extra Large Stand and Dual Gooseneck Fiber Optic Lights 2X-225X large zoom magnification range with crystal clear sharp images High quality extreme widefield optics offers great flatness and contrast 150W Fiber optic dual gooseneck illuminator with dimmer, auto-shut-off design for electrical safety, and a slot for accepting color filters Heavy-duty extra large pillar stand with super large base plate Trinocular port for adding photo/video capability