An apparatus for determining an optical fiber array polarity comprising: a position sensing detector comprising: a sensor positionable with respect to an optical array, wherein the sensor is configured to receive from the optical array, a plurality of optical signals that are incident on the sensor while the sensor remains in a fixed position relative to the optical array, the plurality of optical signals emanating from a corresponding plurality of optical fibers forming the optical array, each optical fiber of the plurality of optical fibers having an associated transmitting position and receiving position in the optical array relative to other optical fibers in the optical array; and a plurality of electrodes electrically coupled to the sensor, wherein the plurality of electrodes are configured to output a respective plurality of output signals in response to receipt of an optical signal of the plurality of optical signals by the sensor, the plurality of output signals being indicative of a location at which the optical signal of the plurality of optical signals was incident on the sensor; and processing circuitry electrically coupled to the plurality of electrodes, wherein the processing circuitry is configured to: receive the plurality of output signals for each of the plurality of optical signals; identify respective locations at which the plurality of optical signals were incident on the sensor; determine based on the identified locations, the receiving position in the optical array of at least one optical fiber of the plurality of optical fibers; and determine a polarity of the optical array based on the determined receiving position of the at least one optical fiber and a corresponding transmitting position in the optical array of the at least one optical fiber. a position sensing detector comprising: a sensor positionable with respect to an optical array, wherein the sensor is configured to receive from the optical array, a plurality of optical signals that are incident on the sensor while the sensor remains in a fixed position relative to the optical array, the plurality of optical signals emanating from a corresponding plurality of optical fibers forming the optical array, each optical fiber of the plurality of optical fibers having an associated transmitting position and receiving position in the optical array relative to other optical fibers in the optical array; and a plurality of electrodes electrically coupled to the sensor, a sensor positionable with respect to an optical array, wherein the sensor is configured to receive from the optical array, a plurality of optical signals that are incident on the sensor while the sensor remains in a fixed position relative to the optical array, the plurality of optical signals emanating from a corresponding plurality of optical fibers forming the optical array, each optical fiber of the plurality of optical fibers having an associated transmitting position and receiving position in the optical array relative to other optical fibers in the optical array; and a plurality of electrodes electrically coupled to the sensor, wherein the plurality of electrodes are configured to output a respective plurality of output signals in response to receipt of an optical signal of the plurality of optical signals by the sensor, the plurality of output signals being indicative of a location at which the optical signal of the plurality of optical signals was incident on the sensor; and processing circuitry electrically coupled to the plurality of electrodes, wherein the processing circuitry is configured to: receive the plurality of output signals for each of the plurality of optical signals; identify respective locations at which the plurality of optical signals were incident on the sensor; determine based on the identified locations, the receiving position in the optical array of at least one optical fiber of the plurality of optical fibers; and determine a polarity of the optical array based on the determined receiving position of the at least one optical fiber and a corresponding transmitting position in the optical array of the at least one optical fiber. receive the plurality of output signals for each of the plurality of optical signals; identify respective locations at which the plurality of optical signals were incident on the sensor; determine based on the identified locations, the receiving position in the optical array of at least one optical fiber of the plurality of optical fibers; and determine a polarity of the optical array based on the determined receiving position of the at least one optical fiber and a corresponding transmitting position in the optical array of the at least one optical fiber.