Dino-Lite USB Digital Microscope AM3113 - 0.3MP, 10x - 50x, 230x Optical Magnification, Measurement Description Features: 10x - 50x, 230x OPTICAL magnification, 640 x 480 0.3MP image resolution, 30 FPS (video) Measurements can be performed in different units (inch/mil/mm/um) and types including straight lines, circles, angles, arches grids and more. Easy to use for both students, hobbysists, and professionals. Supports Windows (XP/Vista/7/8/10), Mac OS 10.5 and above, Android. SOFTWARE included offers rich features for saving, annotating, comparison, and analysis of captured images. Product Details: Model Name: AM3113 Material: abs plastic Color: Grey, Clear Product Dimensions: 1.26"L x 1.26"W x 4.13"H Real Angle of View: 45 Degrees Magnification Maximum: 200.00 Item Weight: 1 Pounds Voltage: 5 Volts Brand: Dino-Lite Objective Lens Description: Achromatic Is Discontinued By Manufacturer ‏ : ‎ No Product Dimensions ‏ : ‎ 1.5 x 1.5 x 4.5 inches; 1 Pounds Item model number ‏ : ‎ AM-313 Date First Available ‏ : ‎ May 17, 2005 Manufacturer ‏ : ‎ Dino-Lite Best Sellers Rank: #4,065 in Camera & Photo Products (See Top 100 in Camera & Photo Products) #488 in Lab Handheld Digital Microscopes #488 in Lab Handheld Digital Microscopes Customer Reviews: 3.9 3.9 out of 5 stars 21 ratings