| CPC H04N 23/675 (2023.01) [G01J 9/00 (2013.01); G02B 3/14 (2013.01); G02B 5/04 (2013.01); G06T 7/50 (2017.01)] | 12 Claims |
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1. An optical system for capturing information on a two-dimensional and/or three-dimensional distribution of wavefronts from a plurality of images, the optical system comprising:
at least one sensor for capturing images, wherein the at least one sensor comprises a plurality of pixels, and wherein at least some of the pixels comprise at least two photodiodes;
at least one tunable optical element, wherein said at least one tunable optical element is adapted to vary a focus of the optical system; and
at least one collimator, wherein said collimator is arranged before the at least one tunable optical element along an/the optical axis of the optical system;
wherein the optical system is configured for capturing a plurality of images with the at least one sensor at a plurality of focus positions set by the at least one tunable optical element.
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