by 4dtechnologycorporation@gmail.com | Feb 26, 2021 | News
James Millerd Retires, Erik Novack Is New General Manager Founder James Millerd retires February 25, 2021, Tucson, Arizona— 4D Technology Corporation, a wholly-owned subsidiary of Onto Innovation Inc. (NYSE:ONTO), announces that Erik Novak, Ph.D., has been appointed...
by Edgar Schrock | Jan 30, 2021 | How-To, News, Products, Videos
Measuring Large Optics Easily A meter-class spherical poses substantial problems for accurate shape measurements. Large cavities, turbulence control, vibration isolation, microadjustment for alignment and low reflectivity can all create headaches. In this short video,...
by 4dtechnologycorporation@gmail.com | Mar 6, 2020 | Events, News
4D Technology Celebrates 20 years On March 5, 2000, 4D was first incorporated. Since that day, twenty years ago, 4D Technology has served to make optics better. From the most advanced space and terrestrial telescopes down to improving the quality of contact lenses,...
by 4dtechnologycorporation@gmail.com | Dec 27, 2019 | News, Products
Using Polarizing imagers for Dynamic interferometry Our patent is the “secret sauce” Our Dynamic Phase technology is a breakthrough in interferometry. By using micropolarizer cameras, we are able to capture 3D surface measurements instantly in a single...
by 4dtechnologycorporation@gmail.com | Sep 24, 2019 | News, Products, Videos
Put a Nano-roughness Profiler on a robot! With NanoCam surface roughness profiler mounted on a robot, you can measure sub-angstrom polishing results on flats, spheres or complex objects easily. Make quick, accurate work of getting sub-angstrom measurements of your...
by 4dtechnologycorporation@gmail.com | Sep 24, 2019 | News, Videos
Measuring in Hostile environments with Dynamic interferometry Have you wondered how Dynamic Interferometry is different from other interferometry? Have you heard about some of the amazing technologies that have become possible through dynamic interferometry —...
