Ample Scientific Nexcope CM202 Basic Monocular Compound Microscope， WF10x Eyepiece， 40x-400x Magnification， Brightfield， LED Illumination， Iris Diaphragm， Plain Stage， 120V or Battery-Powered<img src="http://ecx.images-amazon.com/images/I/41JtQXb-UAL.jpg" noproxy>