Ross Calculator

Ross Optical Calculator: Your Niche is Our Standard

With this helpful tool, you will have the ability to calculate according to industry requirements easily and quickly. This app offers some of the frequently used calculations including, but not limited to EFL, Focal Number, Centration, Sag and Radius and Aspheric Surface.

Ross Optical is a top-ranking supplier for major OEMs in medical devices, automation and other industries--from custom optics and assemblies, to design to fabrication, coating, clean room assembly, and offer hard to find, specialty optics.