Our new trinocular compound microscope is designed for teaching demonstrations clinical examinations and laboratory applications. It is a perfect microscope for teachers and students including those in medical school or with a major in biology. It comes with a Siedentopf trinocular head double layer mechanical stage with course & fine focusing and an LED illumination system. There are six magnification settings: 40X 100X 250X 400X 1000X & 2500X. Its trinocular port 23mm allows to add photo/video capability. This microscope is an ideal instrument for bacterial biological and pharmaceutical researches. Your product will arrive in a factory sealed box with a retail value above $1 300. Features : 30 degree inclined 360 degree swiveling Siedentopf trinocular head High quality precise optical glass elements Easy to attach a microscope camera or digital imager Six magnification settings 40X 100X 250X 400X 1000X & 2500X Four Achromatic objectives DIN 4X 10X 40X(S) 100X(S Oil) Two pairs of widefield eyepieces: WF10X and WF25X 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 NA1.25 Abbe Condenser with iris diaphragm & filters 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 trinocular 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): 2-13/16 x 1-3/16 (70mm x 30mm) 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 Siedentopf Trinocular 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 Sample Immersion Oil User s Manual Net weight: 11 lbs Shipping weight: 13 lbs