Bresser makes using a microscope as easy as one two three turn on the USB LSC microscope place your slide and view on the screen to enter a world of visual experience your results are shown on a LCD screen and can be easily uploaded to your computer the digital microscope utilizes either a USB or SD card with USB port and SD card slot. From their double-pass tested optics and enhanced multi-layer deposition coatings, to their precision machined and hand-assembled components, you"ll experience high-contrast, high-resolution images with Explore Scientific"s full range of binoculars and digital microscopes. With Explore Scientific, you"ll find great performance and value that will keep you up at night.