Zone-plate Array (IMAGE) Harvard University Caption This is a microscope image of the microfluidic and optical device, consisting of a flow-focus drop maker, six layers of drop splitters, followed by 64 parallel microfluidic channels, and a zone-plate array which is aligned to the microfluidic channel array at a tilt angle. Credit The laboratory of Ken Crozier, Harvard School of Engineering and Applied Sciences. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.