Reflecting means to the concentration of light

Reflecting means (1) for concentrating light having a plurality of mirrors (3) each with a mirror (5) and with an adjusting device (6) for adjusting the mirror (3), characterized in that each mirror (3) via the mirror (5 ) cooperates with a pivotable pivot bracket (31), wherein the pivot bracket (31) the mirror (5) (against a first adjustable stop 23) and a second stop (27) presses, and wherein the adjustment of the mirror (3) the position of the first stop (23) via the adjusting device (6) is adjustable.