Schäfer, B. & Mann, K. Determination of beam parameters and coherence properties of laser radiation by use of an extended Hartmann–Shack wave-front sensor. Appl. Opt. 41 , 2809–2817 (2002).

Based on a Shack-Hartmann wavefront sensor, which detects the "ripples" of light waves reflected when a laser hits an object, the Complete Ophthalmic Analysis System from WaveFront Sciences, of ...