Dino lite usb digital hand held microscopes metal body uv white dino lite am4013mtl fvw a metal bodied digital hand held microscope that has both white leds and uv leds with the ability to switch between them the two types of led means that it is possible to use the microscope for general purpose microscopy as well as using the white leds for set up and focussing of objects that can then be investigated using the uv ledsa long working distance makes it easy to work in or around the object