A vision system for a motor vehicle comprising - a light beam generation part adapted to generate at least one light beam (3; 3a, 3b) directed to a scanned surface in the environment of the vehicle; - at least one light deflection device comprising an array of light deflection elements, wherein the orientation of each light deflection element is switchable between at least a first orientation and a second orientation, to redirect light which is incident on said light deflection element from the scanned surface in at least a first deflection direction corresponding to the first orientation or a second deflection direction corresponding to the second orientation; - a plurality of light sensing devices (8a, 8b) adapted to sense light beam portions (18a, 18b) which are redirected from the at least one light deflection device in said first and/or second deflection direction (9, 17) and incident on light sensitive surfaces of said light sensing devices (8a, 8b); - a plurality of lens systems (11a, 11b) adapted to focus reflected light beams (16a, 16b) from the scanned surface to the light deflection device, wherein the first lens system is arranged to image a first portion of the scanned surface and the second lens system is arranged to image a second portion of the scanned surface that differs from the first scanned surface portion; and - a data processing device; wherein - the number of light deflection devices is smaller than the number of light sensing devices (8a, 8b); - each of the first lens system and the second lens system is arranged to focus a corresponding reflected light beam (16a, 16b) from the scanned surface to the light deflection device; and wherein - light beams (13a, 13b) incident on the same light deflection element and corresponding to said reflected light beams (16a, 16b) are directed to different light sensing devices (8a, 8b). - a light beam generation part adapted to generate at least one light beam (3; 3a, 3b) directed to a scanned surface in the environment of the vehicle; - at least one light deflection device comprising an array of light deflection elements, wherein the orientation of each light deflection element is switchable between at least a first orientation and a second orientation, to redirect light which is incident on said light deflection element from the scanned surface in at least a first deflection direction corresponding to the first orientation or a second deflection direction corresponding to the second orientation; - a plurality of light sensing devices (8a, 8b) adapted to sense light beam portions (18a, 18b) which are redirected from the at least one light deflection device in said first and/or second deflection direction (9, 17) and incident on light sensitive surfaces of said light sensing devices (8a, 8b); - a plurality of lens systems (11a, 11b) adapted to focus reflected light beams (16a, 16b) from the scanned surface to the light deflection device, wherein the first lens system is arranged to image a first portion of the scanned surface and the second lens system is arranged to image a second portion of the scanned surface that differs from the first scanned surface portion; and - a data processing device; - the number of light deflection devices is smaller than the number of light sensing devices (8a, 8b); - each of the first lens system and the second lens system is arranged to focus a corresponding reflected light beam (16a, 16b) from the scanned surface to the light deflection device; and wherein - light beams (13a, 13b) incident on the same light deflection element and corresponding to said reflected light beams (16a, 16b) are directed to different light sensing devices (8a, 8b).