A confocal signal-based wavefront sensor has been developed and compared to a commercial Hartmann-Shack wavefront sensor. Its main limitation is speed but it may be used with high-power applications where camera-based sensors are problematic.
© 2012 OSA
(010.7350) Atmospheric and oceanic optics : Wave-front sensing
(220.1000) Optical design and fabrication : Aberration compensation
(220.1080) Optical design and fabrication : Active or adaptive optics
M. A. R. Jewel and B. Vohnsen, "Confocal Signal-based Wavefront Sensing," in Frontiers in Optics 2012/Laser Science XXVIII, OSA Technical Digest (online) (Optical Society of America, 2012), paper FTu3A.32.
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