A vehicle light (30; 40; 50; 90) comprising: a planar board (32; 42; 52; 92) in which a plurality of light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) are arranged in a matrix; the vehicle light further comprises planar wall portions (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) which are arranged to project from edge surfaces of the board (32; 42; 52; 92) in a direction of radiation of the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) to form a housing of constant cross-section surrounding the board (32; 42; 52; 92); characterized in that at least one of the wall portions (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) has a reflective surface (31TN, 31RN, 31UN, 31LN; 41TN, 41RN, 41UN, 41LN; 51TN, 51RN, 51UN, 51LN; 91TN, 91RN, 91UN, 91LN) on a side facing the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13); wherein a second wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) is arranged opposite the said at least one wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L), and has a reflective surface (31TN, 31RN, 31UN, 31LN; 41TN, 41RN, 41UN, 41LN; 51TN, 51RN, 51UN, 51LN; 91TN, 91RN, 91UN, 91LN) on a side facing the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13); and wherein the matrix of light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) and the planar wall portions (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) are arranged such that when light from the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) nearest to the second wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) is prevented by the second wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) from directly reaching an observer, light from the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) nearest to the said at least one wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) can be reflected from the said at least one wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) to thereby reach the observer. a planar board (32; 42; 52; 92) in which a plurality of light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) are arranged in a matrix; the vehicle light further comprises planar wall portions (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) which are arranged to project from edge surfaces of the board (32; 42; 52; 92) in a direction of radiation of the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) to form a housing of constant cross-section surrounding the board (32; 42; 52; 92); characterized in that at least one of the wall portions (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) has a reflective surface (31TN, 31RN, 31UN, 31LN; 41TN, 41RN, 41UN, 41LN; 51TN, 51RN, 51UN, 51LN; 91TN, 91RN, 91UN, 91LN) on a side facing the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13); wherein a second wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) is arranged opposite the said at least one wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L), and has a reflective surface (31TN, 31RN, 31UN, 31LN; 41TN, 41RN, 41UN, 41LN; 51TN, 51RN, 51UN, 51LN; 91TN, 91RN, 91UN, 91LN) on a side facing the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13); and wherein the matrix of light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) and the planar wall portions (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) are arranged such that when light from the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) nearest to the second wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) is prevented by the second wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) from directly reaching an observer, light from the light sources (11, 12, 13, 14, 21, 22, 23, 24; 11, 12, 13) nearest to the said at least one wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) can be reflected from the said at least one wall portion (31T, 31R, 31U, 31L; 41T, 41R, 41U, 41L; 51T, 51R, 51U, 51L; 91T, 91R, 91U, 91L) to thereby reach the observer.