4D Technology, an Onto Innovation Subsidiary

4D Technology, a subsidiary of Onto Innovation, manufactures optical surface gauges and surface roughness profilers for accurate 3D, non-contact, high-resolution measurement of precision surfaces. Measure blades, fir-tree roots, and other critical components of rotary- and fixed
wing aircrafts in < 1 second. Whether it’s for aviation and aerospace engine manufacturing or MRO, the 4D InSpec product suite can be used anywhere in the factory, lab or even in the field - either handheld or combined with collaborative robots for high-volume automation.