The IPM Scope Digital Camera with ON/OFF Light Switch combines a digital camera, precision optics and LED lighting into a powerful handheld microscope and imaging software package. The on/off switch allows you to use bottom or side lighting. Zoom in on fine details of plant disease symptoms or insects. Place the IPM Scope over the leaf and view the magnified image right on your computer screen. 40x-140x magnification, resolution to 4 microns.