Robuta

https://www.laserfocusworld.com/test-measurement/test-measurement/article/16556863/photonics-applied-metrology-stitching-interferometers-direct-imaging-aids-asphere-metrology PHOTONICS APPLIED: METROLOGY: Stitching interferometers: Direct imaging aids asphere metrology |... The QIS, a coherent imaging Fizeau interferometer, has been developed to measure high fringe densities for non-null, aspheric stitching interferometry. applied metrologyphotonicsstitchinginterferometersdirect