An optical system, comprising: a LIDAR chip that includes multiple different alternate waveguides, characterized in that: the LIDAR chip further includes an optical switch configured to direct an outgoing LIDAR signal to one of the multiple different alternate waveguides, wherein each of the alternate waveguides terminates at a respective facet through which the outgoing LIDAR signal passes when directed to the respective alternate waveguide; and wherein the optical system further comprises: electronics configured to operate the optical switch; and a redirection component configured to receive the outgoing LIDAR signal from any one of the alternate waveguides and configured to redirect the received outgoing LIDAR signal such that a direction that the outgoing LIDAR signal travels away from the redirection component changes in response to changes, via operation of the optical switch by the electronics, in the alternate waveguide from which the redirection component receives the outgoing LIDAR signal, wherein the facets are positioned along an arced focal point line that connects multiple different focal points of the redirection component. a LIDAR chip that includes multiple different alternate waveguides, characterized in that: the LIDAR chip further includes an optical switch configured to direct an outgoing LIDAR signal to one of the multiple different alternate waveguides, wherein each of the alternate waveguides terminates at a respective facet through which the outgoing LIDAR signal passes when directed to the respective alternate waveguide; and wherein the optical system further comprises: electronics configured to operate the optical switch; and a redirection component configured to receive the outgoing LIDAR signal from any one of the alternate waveguides and configured to redirect the received outgoing LIDAR signal such that a direction that the outgoing LIDAR signal travels away from the redirection component changes in response to changes, via operation of the optical switch by the electronics, in the alternate waveguide from which the redirection component receives the outgoing LIDAR signal, wherein the facets are positioned along an arced focal point line that connects multiple different focal points of the redirection component. the LIDAR chip further includes an optical switch configured to direct an outgoing LIDAR signal to one of the multiple different alternate waveguides, wherein each of the alternate waveguides terminates at a respective facet through which the outgoing LIDAR signal passes when directed to the respective alternate waveguide; and wherein the optical system further comprises: electronics configured to operate the optical switch; and a redirection component configured to receive the outgoing LIDAR signal from any one of the alternate waveguides and configured to redirect the received outgoing LIDAR signal such that a direction that the outgoing LIDAR signal travels away from the redirection component changes in response to changes, via operation of the optical switch by the electronics, in the alternate waveguide from which the redirection component receives the outgoing LIDAR signal, wherein the facets are positioned along an arced focal point line that connects multiple different focal points of the redirection component. electronics configured to operate the optical switch; and a redirection component configured to receive the outgoing LIDAR signal from any one of the alternate waveguides and configured to redirect the received outgoing LIDAR signal such that a direction that the outgoing LIDAR signal travels away from the redirection component changes in response to changes, via operation of the optical switch by the electronics, in the alternate waveguide from which the redirection component receives the outgoing LIDAR signal, wherein the facets are positioned along an arced focal point line that connects multiple different focal points of the redirection component.