National 446TBL-20 1x/3x Stereo Microscope Comprehensive USB31-VGF comfortable eye relief

comfortable eye relief

as compared to the standard drive gears

Hot shoe is compatible with Canon

the ‘alarm’ pin will go low

National 446TBL-20 1x/3x Stereo Microscope Comprehensive USB31-VGF comfortable eye relief10W Top Bottom Tungsten Lighting 45 Inclined Viewing Head 20x Stereo Eyepiece 1x 3x Objectives, 20x 60x Magnification Parfocalled Parcentered Paired Objective 80mm Frosted Glass Stage Rack and Pinion Focusing The 446TBL 20 1x 3x Stereo Microscope from National Optical is adual magnification stereoscopic microscope fit for laboratories, high school and university students. The stereo (two) eyepiece configuration is preferred by most researchers and