6X-50X Binocular Zoom Stereo Microscope+Boom Stand+150W Gooseneck Fiber Cold Light

Features: High quality extreme widefield eyepieces WF10X/23 with diopter regulator 118mm ( 4-5/8" ) long working distance and 39.5mm ( 1-9/16" ) wide field of view 54mm (in diameter) female thread for adding barlow lens Metal boom stand with ball bearing, heavy duty and moving smoothly