This professional brightfield and darkfield microscope offers eight magnification settings up to 1600X. It comes with a 30 degree inclined trinocular head and a contemporary frame design. Its trinocular port enables to add photo or video capability. Features : Fully Coated Optical System with High Resolution Showing Sharp Image Magnifications: 40X-64X-100X-160X-400X-640X-1000X-1600X 30 Degree Inclined 360 Degree Ratable Compensation Free Trinocular Head Quadruple Reversed Extra-Large Nosepiece with Wide Knurled Grip for Easy Operation Dry Darkfield Condenser Included Large Double Layer Mechanical Stage with Slide Clips Coaxial Coarse & Fine Focusing with CA Knob Tension Control Upward Stage Stopper to Prevent Slide Breakage and Objective Damage Abbe Condenser with Iris Diaphragm & Swing-In Color Filter Built-In Variable Halogen Illumination System with Adjustable Brightness Compatible with Advanced Accessories Including Phase Contrast Kit EPI-Fluorescent Kit and Darkfield Condensers Excellent Five (5) Year Warranty Specifications : Nosepiece: ball bearing quadruple Interpupillary Adjustment Mechanisms: 2-3/16 - 3-0 (55 - 75mm) Mechanical Tube Length: 6-5/16 (160mm) Head: trinocular anti-mould viewing head inclined at 30 degree Wide-Field Eyepiece: WF10X P16X Achromatic Objectives: 4X 10X 40X (spring) 100X (spring oil) Stage Dimensions: 5-1/2 x 6-5/16 (140x160mm) Stage Traveling Range: 2-3/4 x 2-0 (70x50mm) Focusing Range: 1-3/16 (30mm) Division of Fine Focusing: 0.0000787 (0.002mm) Abbe Condenser: NA=1.25 with rack and pinion focusing control Illumination: halogen lamp 6V/20W Power Supply: 110V CE certified Packing List: One Trinocular Microscope Siedentopf Head One 23mm Photo Port One Microscope Body Frame with Mechanical Stage and Halogen Illumination System Four High Quality DIN Objectives 4X 10X 40X and 100X One Pair of Widefield 10X Eyepieces One Pair of Widefield 16X Eyepieces One Dry Darkfield Condenser Two Color Filters One Dust Cover One Power Cord One Spare Halogen Bulb One Focusing Tension Wrench One L-shape David Screw Driver Two Spare Fuses Immersion Oil Sample User s Manual Shipping Weight: 30 lbs