Dino-Lite Edge AM73915MZTL is a longer working distance USB 3.0 model providing uncompressed viewing to deliver exceptional sharpness, improved color accuracy and image quality with a magnification range of 10x - 140x. By using USB 3.0 the AM73915MZTL is capable of providing 45FPS at 1280 x 960 resolution, allowing this microscope to be used in a wider range of more demanding applications. This model includes the popular Extended Depth of Field (EDOF is available on Windows only) and Automatic Magnification Reading (AMR). EDOF allows users to automatically capture multiple images and different depths and automatically combine them into one clear image. Flexible LED Control (FLC) enables partial illumination control options to enhance edge contrast and provides intensity adjustment for better adaptability, combined with the built-on polarizer, interchangeable front caps, and rugged metal housing.