This stereo microscope offers 10x and 30x magnifications. It comes with a pillar stand built-in incident and transmitted lighting systems. It is an ideal microscope for students to learn science. It is a perfect instrument for viewing insects plants rocks stamps coins jewel and so on. It is an ideal family microscope. 45 Degree Inclined Binocular Head with Locked-in Eyepieces Ocular-Tube with Adjustable Diopter Accurate Alignment Ensuring a Fatigue-Free Long Hour Viewing Full Optical Glass Elements Precise Ground Glass Lens All Metal Mechanical Components Adjustable Interpupillary Distance Built-in Incident (top) and Transmitted (bottom) Illumination System GS:CE Approval Electric Apparatus Widefield Eyepieces: WF10X Illumination: AC 120V power supply (220V version available) 12V/10W bulbs Accessories: Extra Bulb White/ Black Base Plate a pair of eye-caps a pair of clips and a dust cover Brand: AmScope Model: SE305R-P Color: White/ Black Magnification: 10X and 30X Objective diameter: 1X 3X Eye relief: Accurate alignment ensuring a fatigue-free long time viewing Lens coating: Fully Coated Optical System Requires batteries: No Body material: Metal/ Alloy Weight: 6.7 Pounds Dimensions: 7 inches high x 11 inches wide x 14 inches deep