Enhance your professional or personal pursuits with the Carson MM-450 PocketMicro 20x-60x Pocket Microscope. The name speaks for itself—at 3.9" long, this microscope can fit in most pockets and be carried around all day without any inconvenience. It is lightweight and ergonomic and will help you zoom up on objects from 20x to 60x. For improved brightness and contrast, this handy gadget has a built-in LED illuminator, powered by a single (user-supplied) AA battery and activated by a pushbutton located next to the eyepiece. To make sure you get more sharpness, the zoom and focus functions are separated and offer dedicated control rings.