CPC G02F 1/292 (2013.01) [G01S 7/4814 (2013.01); G01S 17/08 (2013.01)] | 19 Claims |
1. An apparatus comprising:
a phased spatial light modulator (SLM);
a coherent light source optically coupled to the phased SLM, the phased SLM controllable to generate a diffraction pattern in response to an identified region of interest;
a focusing element optically coupled to the phased SLM, the focusing element configured to project the diffraction pattern toward the region of interest; and
a range finder configured to receive a reflection from an object in the region of interest and in response determine a range of the object.
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