This is a perfect microscope for students to learn science offering six magnification settings 40X 80X 100X 200X 400X and 800X. It comes with a 640x480 digital camera full optical glass elements metal framework 360° rotatable monocular head and the LED illumination system that uses either wall-power (adapter included) or three AA batteries (or re-chargeable batteries). The digital camera captures still images and video and allows you to view a live stream on your PC. The included software for Windows offers image-development and measurement tools as well as advanced compositing features such as image-stitching and extended-depth-of-focus. Independent preview and capture resolutions allow you to view high-speed video while capturing high-definition images. On Mac computers the camera can be used as a driverless imaging device compatible with various applications such as ProScope and Photo Booth.. It is an ideal microscope for home school or for students from elementary to high school. It is also an excellent instrument for hobbyists. Features : A Great Affordable High Power Student Microscope with USB2.0 Camera for Learning Sciences 45° Inclined 360° Swiveling Monocular Head with Locked-in Eyepiece Built-in Contemporary LED Illumination System Using either Wall-power or Batteries Plain Stage with Clips and Stain Resistant Finish Fully Coated Optical System High Resolution Offering Sharp Images Six Levels of Magnification: 40X 80X 100X 200X 400X and 800X Single Lens Condenser and Disc Diaphragm Focusing Control Knobs on Both Sides Full Optical Glass Elements Precise Ground Glass Lens All Metal Mechanical Components Solid Metal Frame with Stain Resistant Enamel Finish Unbeatable low price Guaranteed or the Difference Back! Satisfaction Guaranteed or Your Money Back! Manufactured under ISO 9001 Quality Control Standard Excellent Five (5) Year Factory Warranty Specifications : Head: 45 degree inclined monocular Eyepiece: WF10X & 20X Objectives: 4X 10X 40X Condenser: single lens with disc diaphragm Stage Dimensions: 3-1/2 x 3-1/2 Illumination: LED Power Supply: 110V/60Hz (adpter included) or 3 AA batteries (not included) Camera Specifications: Sensor: Aptina Sensor Type: CMOS Sensor Size: 3.58x2.69mm px Size: 5.6 Resolution: .35MP (640x480) Frame Rate: 30@640x480 Compatibility: Windows (32/64 bit) XP/Vista/7/8/10 Mac OSX (Mac software not provided) Software Specifications: OS Requirements: Windows (32/64 bit) XP/Vista/7/8/10 Hardware Requirements: Intel Core2 2.8GHz or comparable processor 2GB RAM USB2.0 portPacking List : One Monocular Microscope Three Objectives 4X 10X 40X One Widefield 10X Eyepiece One Widefield 20X Eyepiece One 640x480 px USB2.0 Digital Camera One CD with Software and Step-by-Step Instructions One Power Adapter One Dust Cover Two Clips User s Manual