Quality Control

3D optical metrology

Focus Variation, the technique behind Alicona's Infinite Focus 3D optical metrology system, has enabled EDM Department, Bartlett, Ill., to measure and see what it is making down to 1.7µm tolerances. Watch this brief report to see the system in action and learn about how EDM Department implemented the system.

From hard gaging to noncontact

Closer inspection

Smart microscope

Scientists at the Australian National University have invented a method to make a high-powered lens that can transform a smartphone into a high-resolution microscope, according to the university. The lenses are made by using the natural shape of liquid droplets, and can cost less than a penny to produce.