PhaseCam 6110

PhaseCam 6110

Introducing the High-Performance PhaseCam 6110 The PhaseCam® 6110 is the latest addition to 4D’s line of highly compact, Twyman-Green laser interferometers with a 2X improvement in both RMS repeatability and precision over previous models. Vibration immunity, a...
Erik Novak to lead 4D Technology

Erik Novak to lead 4D Technology

James Millerd Retires, Erik Novak 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 as...
Measuring Large Optics Easily

Measuring Large Optics Easily

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,...

4D is 20

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,...
NanoCam on Robot

NanoCam on Robot

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...