The LF210 Laser Autofocus System from Prior Scientific is designed to improve microscopic examination of a wide range of reflective samples including semiconductor wafers and hard disc drive platens.

Anyone who has ever used a microscope knows that it takes time to bring a sample into sharp focus. Each time you move the slide, the image blurs, and you have to stop and carefully turn a knob to ...

A team of scientists in the lab of Changhuei Yang at Caltech has developed an inexpensive, robust method for autofocusing microscopes that involves little more than a couple of LED lights and some ...