AmScope SM-3 Series Zoom Trinocular Stereo Microscope with 150W Halogen Ring Light and Optional Digital Camera on Single Arm Boom Stand Filter_Magnification|40X to 2500X tension control Focus Range 30mm

tension control Focus Range 30mm Division of Fine Focus 0

The 100X plan-achromatic lens has a built-in iris to adjust its numerical aprture for fine-tuning contrast

a 54-LED ring light with dimmer

40X and 100X

AmScope SM-3 Series Zoom Trinocular Stereo Microscope with 150W Halogen Ring Light and Optional Digital Camera on Single Arm Boom Stand Filter_Magnification|40X to 2500X tension control Focus Range 30mmThe SM 3T is a heavy duty, highly flexible microscope designed for biological and industrial applications. This model is especially popular in the QC, repair and engraving industries thanks to its ease of use and reliability. With its wide zoom range and single arm boom stand, this model will become an indispensable instrument in any workshop or lab. This trinocular model has an additional port for mounting a camera, so you can record video or photos