A stationary sunlight redirecting system for increasing the efficiency of a fixed-tilt PV farm, the fixed-tilt PV farm including a plurality of PV panel assemblies (60-1,60-2), each PV panel assembly (e.g. 60-1) including a plurality of solar cells arranged in a substantially planar array (A1,A2) between a corresponding upper horizontal edge and a corresponding lower horizontal edge such that the solar cells form an active region that is parallel to the substantially planar array (A1,A2), the planar arrays of the plurality of PV panel assemblies (60-1,60-2) being maintained in an inclined angle (θ) relative to ground, wherein each adjacent pair (60-1,60-2) of said PV panel assemblies is disposed at a predetermined spacing such that a prismatic volume is defined between each adjacent pair (60-1,60-2) of said PV panel assemblies, each prismatic volume being disposed below an upper plane (101-T) extending between the upper horizontal edge of a first PV panel assembly of said adjacent pair and the lower horizontal edge of a second PV panel assembly of said adjacent pair, wherein the sunlight redirecting system comprises: a sunlight redirecting element located in the prismatic volume defined between a respective adjacent pair (60-1, 60-2) of said PV panel assemblies and held in a fixed position by means (120A, 120B, 120C) for securing the sunlight redirecting element, characterized in that the sunlight redirecting element including a base formed from a layer of transparent material, said layer having a planar reflective surface disposed on a lower surface thereof, and a plurality of substantially identical redirecting structures (112-21, 112-22,112-23) orientated identically and fixedly disposed on said layer, each redirecting structure including a plurality of corresponding optical surface regions (115-21, 115-22, 115-23, 116-21, 116-22, wherein the optical surface regions (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) are parallel elongated parabolic cylindrical sections formed on an upper surface of said layer, wherein, in combination with the planar reflective surface, each optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) is adapted to convergently direct parallel sunlight incident on the respective optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) onto a respective other optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) by convergent refraction of the incident sunlight onto the planar reflective surface and reflection from the planar reflective surface onto said other optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23), and wherein each said other optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) is adapted to refract light convergently directed onto it towards said second PV panel assembly along a diverging path, such that parallel sunlight beams directed into said prismatic volume are redirected away from the sunlight redirecting element along substantially identical diverging paths (RSL-A1, RSL-A2, RSL-A3) by the plurality of redirecting structures (112-21, 112-22, 112-23) forming a substantially homogenous pattern on the active region formed by the plurality of solar cells disposed on the second PV panel assembly. a sunlight redirecting element located in the prismatic volume defined between a respective adjacent pair (60-1, 60-2) of said PV panel assemblies and held in a fixed position by means (120A, 120B, 120C) for securing the sunlight redirecting element, characterized in that the sunlight redirecting element including a base formed from a layer of transparent material, said layer having a planar reflective surface disposed on a lower surface thereof, and a plurality of substantially identical redirecting structures (112-21, 112-22,112-23) orientated identically and fixedly disposed on said layer, each redirecting structure including a plurality of corresponding optical surface regions (115-21, 115-22, 115-23, 116-21, 116-22, wherein the optical surface regions (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) are parallel elongated parabolic cylindrical sections formed on an upper surface of said layer, wherein, in combination with the planar reflective surface, each optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) is adapted to convergently direct parallel sunlight incident on the respective optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) onto a respective other optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) by convergent refraction of the incident sunlight onto the planar reflective surface and reflection from the planar reflective surface onto said other optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23), and wherein each said other optical surface region (115-21, 115-22, 115-23, 116-21, 116-22, 116-23) is adapted to refract light convergently directed onto it towards said second PV panel assembly along a diverging path, such that parallel sunlight beams directed into said prismatic volume are redirected away from the sunlight redirecting element along substantially identical diverging paths (RSL-A1, RSL-A2, RSL-A3) by the plurality of redirecting structures (112-21, 112-22, 112-23) forming a substantially homogenous pattern on the active region formed by the plurality of solar cells disposed on the second PV panel assembly.