Get from Amazon : http://www.amazon.com/gp/product/B004UBJ85I?tag=wayofcats-20 <br /> <br />AmScope SM-4TZ-144 Professional Trinocular Stereo Zoom Microscope WH10x Eyepieces 3.5X-90X <br /> <br />Professional stereo microscope with boom stand has long working distance to enable users to perform work or manipulate large items including circuit boards and dental appliances <br />Trinocular viewing head with pair of 10x super-widefield eyepieces adjustable interpupillary distance fixed 45-degree vertical inclination to reduce eye and neck strain and 360-degree rotation capability to enable sharing <br />07x-45x zoom objective provides continuous zoom magnification and longer focal length for inspecting large-scale specimens a 05x Barlow lens extends the working distance and a 20x Barlow lens extends the magnification range <br />Removable rheostat-controlled 144-bulb LED ring light provides intensity control and bright cool light for working with temperature-sensitive or live specimens <br />Double-arm boom stand has 20 arms and 17 pillar to enable users to position the microscope head on three axes X Y and Z :
