This professional binocular compound microscope with superior widefield optical system offers crisp clear images. It comes with a 30 degree inclined 360 degree swiveling binocular Siedentopf head coaxial coarse & fine focusing 3-D mechanical stage and Kohler halogen illumination with wide band power supply (from 85V to 230V). The backward nosepiece configuration allows spacious space for convenient operation and comfortable observation. This microscope provides eight levels of magnification: 40X 64X 100X 160X 400X 640X 1000X and 1600X. It is a right microscope for clinic offices veterinary offices and biological laboratories. and retails for more than $2 000. Features : An Unbeatable Laboratory Compound Microscope with Kohler Illumination! Backward Nosepiece Allowing Spacious Space for Comfortable Observation Fully Coated Optical System with High Resolution Precise Mechanical Control System Backward Nosepiece Design for Spacious Operation Space Kohler Illumination System with Field Diaphragm for Lighting Control 30° Inclined 360° Swiveling Binocular Siedentopf Head Eight Magnification Levels: 40X 64X 100X 160X 400X 640X 1000X and 1600X Intensity-Variable Transmitted Halogen Lighting System Abbe Condenser with Iris Diaphragm and Swing-Out Filter Holder Rack and Pinion Adjustment for Condenser Low Position Coaxial Stage Movement Control Knobs Dual Side Coaxial Coarse and Fine Focusing Control Adjustable Interpupillary Distance Adjustable Diopter on Ocular Durable Cast Alloy Frame Stand with Stain Resistant Enamel Finish Four Objectives Included: 4X 10X 40X 100X Two Sets of Wide Field Eyepieces: Wide Field 10X and 16X Large Double Layer Mechanical Stage with Stain Resistant Finish Upward Stage Stopper to Protect Objectives and Slides Manufactured under ISO 9001 Quality Control Standards Excellent Five (5) Year Factory Warranty Unbeatable Low Price Guaranteed or Difference Back! Satisfaction Guaranteed or Your Money Back! Specifications : Nosepiece: backward ball bearing quadruple Head: Siedentopf binocular head 30-degree inclined Eyepiece: WF10X and WF16X Objective: Achromatic 4X 10X 40X (spring) 100X (spring oil) Focusing: low position coaxial focus system Interpupillary Adjustment: 2-3/16 - 3-0 (55 - 75mm) Mechanical Stage: 5.5 x5.5 (140mm x 140mm) Stage Traveling Range: 3 x 2 (75x50mm) Division of Fine Focusing: 0.0000787 (0.002mm) Condenser: N.A. 1.25 swing with iris diaphragm filter Illumination: Kohler halogen 6V/20W Power Supply: 85V-230V wide voltage CE certified Packing List : One Binocular Siedentopf Head One Microscope Body Frame with Base and Kohler Illumination System Four High Quality Achromatic Objectives: 4X 10X 40X and 100X Two Pairs of Widefield Eyepieces: WF10X and WF16X One Power Cord One Spare Halogen Bulb One Spare Fuse One Dust Cover Color Filters Immersion Oil User s Manual Shipping Weight: 25 lbs