4D Technology has driven recent major advances in interferometry including polarization-based phase shifting, short coherence laser interferometry, vibration-insensitive speckle interferometry and many others.
4D's Custom Solutions program lets you tap the creativity and expertise of our team to solve your metrology challenges. 4D custom interferometers and laser interferometers overcome difficult environments, complex setups and one-of-a-kind measurement problems, at wavelengths from DUV through IR.
4D also provides the service and support to ensure that our custom systems give you the same reliability you expect from 4D products.
Contact 4D for a prompt response to your custom measurement needs.
“The 4D Technology interferometer has enabled us to make measurements that were not previously possible, including measurements that are crucial to the success of the James Webb Space Telescope Project. The 4D system has exceeded our expectations.” -Babak Saif, Space Telescope Science Institute