Meiji Techno LED Binocular Entry Level Dual 2X/4X Turret Stereo Microscope White. Equipped with LED illlumination in a stable large footprint design and a comfortable carrying grip for ease of portability. Binocular head is inclined at 45 tubes One 5 diopter adjustment Interpupillary distance adjustable between 55 mm and 75 mm. The Binocular Turret Stereo Microscopes have crisp erect images over a wide field of view. The stand is made out of metal cast alloy and has a rack and pinion design with coarse adjustment and tension control. Equipped with a Revolving nosepiece with dual 1x/3x or 2x/4x magnification objective with large field of view. Field of views 20 mm/6.6 mm Working distance 100 mm. Featuring incident and transmitted LED illumination these student microscopes are built to last year after year. Just perfect for grade schools and high schools This series is a larger frame than the EM-20 models great for observing any biological or physical science specimens plants insects etc. virtually any object because the stand allows the optics to be raised high enough to fit virtually any educational specimen. Specifications for Meiji Techno LED Binocular Dual Turret Stereo Microscope: Manufacturer: Meiji Techno Microscope Type: Stereo Included Accessories: Dust Cover Pair of Rubber Eyeguards Instruction Manual Color: White Head: Binocular Illumination Type: LED Nosepiece: Dual Revolving Objective Magnification Type: Fixed Package Contents: Meiji Techno LED Binocular Entry Turret Stereo Microscope Dust Cover Rubber Eyeguards Instruction Manual EM-31 LED Binocular Entry Level Dual 20X/40X Turret Stereo Microscope Incident and Transmitted Illumination