Easy to attach a microscope camera or digital imager. Adjustable interpupillary distance. Adjustable ocular diopter. Variable intensity illumination. Coaxial coarse and fine focus adjustment. Focusing knobs are on both sides Stage upward moving lock protects objectives and slides Stain-resistant double layer mechanical stage Rack and pinion adjustment condenser Specifications : Eyepieces: widefield, WF10X and WF25X Objectives: Achromatic DIN 4X, 10X, 40X(S), 100X(S, Oil) Head: 30 degree inclined 360 degree swiveling binocular Interpupillary distance: 2-1/8" - 3-1/8" (53mm - 77mm) Adjustable ocular diopter Nosepiece: revolving quadruple Mechanical Stage: 3-D double layer - Size: 4-5/8" x 5" (118mm x 127mm) - Travel Range (X-Y): 70mm x 21mm Condenser: NA1.25 Abbe condenser with iris diaphragm Illumination: LED light, transmitted, intensity adjustable, GS and CE approved Focusing: coaxial coarse & fine knobs on both sides Power Supply: 100-240VAC, 50/60Hz, AC/DC adapter (UL approved) Included Dimension: 11" x 7" x 13-3/4" (280mm x 178mm x 350mm) Packing List : One Binocular Microscope Head One Microscope Body Frame with Double Layer Mechanical Stage and LED Illumination Four DIN Standard Objectives, 4X, 10X, 40X and 100X One Pair of Widefield 10X Eyepieces One Pair of Widefield 25X Eyepieces One Blue Color Filter One Dust Cover User's Manual Download