We have just commercialized a Nano Particle Size Analyser called "Scatteroscope 1" which could be used to measure both Nano particles (1nm to 2um) and Micro particles (1um to 100 um) in real time. You are welcome to visit our website - www.qudix.com - for more informaiton, or you are encouraged to write to me by email at jackyan02@163.com.