A LIDAR system includes a laser source configured to output a first beam and a polygon scanner. The polygon scanner includes a plurality of facets. Each facet of the plurality of facets is configured to transmit a second beam responsive to the first beam. The plurality of facets include a first face
A LIDAR system includes a laser source configured to output a first beam and a polygon scanner. The polygon scanner includes a plurality of facets. Each facet of the plurality of facets is configured to transmit a second beam responsive to the first beam. The plurality of facets include a first facet having a first field of view over which the first facet transmits the second beam and a second facet having a second field of view over which the second facet transmits the second beam. The first field of view is greater than the second field of view.
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1. A light detection and ranging (LIDAR) system, comprising: a laser source configured to output a first beam; anda scanner shaped as an irregular polygon, the scanner configured to receive the first beam and transmit a second beam in response to receiving the first beam, wherein the scanner is conf
1. A light detection and ranging (LIDAR) system, comprising: a laser source configured to output a first beam; anda scanner shaped as an irregular polygon, the scanner configured to receive the first beam and transmit a second beam in response to receiving the first beam, wherein the scanner is configured to rotate to transmit the second beam so that a sampling density associated with the second beam varies as the polygon scanner rotates. 2. The LIDAR system of claim 1, wherein the scanner comprises a first facet and a second facet adjacent to the first facet, the first facet having a first length and the second facet having a second length greater than the first length. 3. The LIDAR system of claim 1, wherein the scanner comprises a first facet having a first field of view over which the first facet transmits the first beam and a second facet having a second field of view over which the second facet transmits the second beam, the second field of view greater than the first field of view. 4. The LIDAR system of claim 1, wherein the scanner comprises a first facet and a second facet, wherein a first angle defined by the first facet and a center of the scanner is greater than a second angle defined by the second facet and the center. 5. The LIDAR system of claim 1, wherein the scanner comprises a first facet having a first field of view and a second facet adjacent to the first facet and having a second field of view that overlaps the first field of view. 6. The LIDAR system of claim 1, wherein the scanner comprises a plurality of facets, wherein a number of the plurality of facets is greater than or equal to six and less than or equal to twelve. 7. The LIDAR system of claim 1, wherein the scanner includes a plurality of concave portions. 8. The LIDAR system of claim 1, further comprising: a splitter configured to split the first beam into a third beam and a reference beam;a modulator configured to modulate one or more properties of the first beam to output a fourth beam;a collimator configured to collimate the fourth beam to output a fifth beam;a circulator configured to output the fifth beam incident on the scanner and receive a return beam from at least one of reflection or scattering of the second beam by an object;a mixer configured to mix the reference beam with the return beam to output a sixth beam; anda receiver configured to generate a signal indicative of at least one of a range to or a velocity of the object responsive to the sixth beam. 9. The LIDAR system of claim 1, wherein the scanner is made from at least one of aluminum or a polymeric material. 10. The LIDAR system of claim 1, further comprising a coating applied to a body of the scanner. 11. A LIDAR system, comprising: a laser source configured to output a first beam; anda scanner shaped as an irregular polygon, the scanner configured to receive the first beam and transmit a second beam in response to receiving the first beam, wherein the scanner comprises a plurality of first facets and a plurality of second facets arranged in an alternating order with the plurality of first facets. 12. An autonomous vehicle control system, comprising: a scanner shaped as an irregular polygon and configured to transmit a transmit beam, wherein the scanner comprises a plurality of first facets and a plurality of second facets arranged in an alternating order with the plurality of first facets; andone or more processors configured to: determine at least one of a range to or a velocity of an object using a return beam received from at least one of reflection or scattering of the transmit beam by the object; andcontrol operation of an autonomous vehicle responsive to the at least one of the range or the velocity. 13. The autonomous vehicle control system of claim 12, wherein the scanner comprises a first facet and a second facet adjacent to the first facet, the first facet having a first length and the second facet having a second length greater than the first length. 14. The autonomous vehicle control system of claim 12, wherein the scanner comprises a first facet having a first field of view over which the first facet transmits the first beam and a second facet having a second field of view over which the second facet transmits the second beam, the second field of view greater than the first field of view. 15. The autonomous vehicle control system of claim 12, wherein the scanner comprises a first facet and a second facet, wherein a first angle defined by the first facet and a center of the scanner is greater than a second angle defined by the second facet and the center of the scanner. 16. An autonomous vehicle, comprising: a LIDAR system comprising: a laser source configured to output a first beam; anda scanner having an irregular shape and configured to output a second beam in response to receiving the first beam, the scanner defining a plurality of azimuthal fields of view relative to the autonomous vehicle, a central overlap portion of the plurality of azimuthal fields of view having a greater sampling density relative to outward portions of the plurality of azimuthal fields of view;at least one of a steering system or a braking system; anda vehicle controller comprising one or more processors configured to: determine at least one of a range to or a velocity of an object using a return beam from at least one of reflection or scattering of the second beam by the object; andcontrol operation of the at least one of the steering system or the braking system responsive to the at least one of the range or the velocity. 17. The autonomous vehicle of claim 16, wherein: the scanner comprises a first facet having a first field of view and a second facet adjacent to the first facet and having a second field of view; andthe scanner is mounted to the autonomous vehicle so that an overlap of the first field of view and the second field of view is at least partially in front of the autonomous vehicle. 18. The autonomous vehicle of claim 16, wherein the scanner is a first scanner comprising a first facet having a first field of view and a second facet adjacent to the first facet and having a second field of view, the autonomous vehicle further comprising a second scanner comprising a third facet having a third field of view and a fourth facet having a fourth field of view, the fourth field of view overlaps the third field of view and is less than the third field of view. 19. The autonomous vehicle of claim 16, wherein the scanner comprises a first facet and a second facet, wherein a first angle defined by the first facet and a center of the scanner is greater than a second angle defined by the second facet and the center of the scanner.
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