This high power digital microscope has an incident and transmitted illumination system. Designed for students to learn science it comes with full optical glass elements metal framework 360 degree rotatable monocular head coarse & fine focusing 1.3MP USB digital camera and top & bottom LED lights that use either an outlet (adapter included) or three AA batteries (or re-chargeable batteries). It can view transparent biological slides and/or opaque objects like stamps and coins. It offers five magnification settings 40X 100X 250X 400X and 1000X. 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.. This is an ideal microscope for academics in home school and from students in elementary to high school. A microscope of this caliber is an excellent instrument for hobbyists. with a retail value of $550. Features : A Great Affordable Digital High Power Student Microscope with Coarse & Fine Focusing and Top and Bottom Lights! 45 Degree Inclined 360 Degree Swiveling Monocular Head with Locked-in Eyepiece Built-in Contemporary Incident and Transmitted LED Illumination System Plain Stage with Clips and Stain Resistant Finish High Resolution Offering Sharp Images Five Levels of Magnification: 40X-100X-250X-400X-1000X Single Lens Condenser and Disc Diaphragm Focusing Control Knobs on Both Sides All Coated Optical Elements Precise Ground Glass Lens Full 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 Eyepieces: WF10X WF25X Objectives: 4X 10X 40X Condenser: single lens with 6-hole disc diaphragm Stage Dimensions: 3-1/2 x 3-1/2 Illumination: LED 1W top and bottom Power Supply: 110V/60Hz (adapter included) or 3 AA batteries (not included) Camera Specifications: Sensor: Aptina Sensor Type: CMOS Sensor Size: 4.6x3.7mm px Size: 3.6 Resolution: 1.3MP Frame Rate: 7.5@1280x1024 12.5@1024x768 12.5@800x600 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 with Three Objectives and Top & Bottom Lights One Widefield 10X Eyepiece One Widefield 25X Eyepiece One Dust Cover Two Clips One Outlet Power Adapter User s Microscope Manual One 1.3MP USB2.0 Digital Camera (Imager) One USB Cable One CD with Software Driver and User s Instructions for the Camera Package Dimensions: 15 x 10 x 6.5 Shipping Weight: 5 lbs