A lighting system comprising: a first reflector defining a bezel region of the lighting system, said first reflector having a top surface on the light exit side of the lighting system and an opposite back surface; a second reflector arranged apart from the first reflector to face the back surface of the first reflector; and at least one light source module with a light source disposed at a light entry region between the first reflector and the second reflector, the second reflector extending from the light entry region to a central region of the lighting system; wherein the back surface of the first reflector comprises a flat surface part and an inclined surface part inclined relative to the flat surface part, the inclined surface part being directly adjacent to the light source module, and the flat surface part being contiguously extended from an end of the inclined surface part remote from the light source module, wherein the plane of the flat surface part of the first reflector intersects the light source, and wherein the second reflector comprises a first region adjacent to the light source module and a second region adjacent to the first region, and the first region of the second reflector is aligned in the thickness direction of the lighting system with the light source module and the first reflector, and the first region of the second reflector is an inclined surface inclined downwardly from the first reflector, and the second region of the second reflector is a flat surface in parallel to the flat surface part of the back surface of the first reflector or is an inclined surface inclined upwardly toward the first reflector. a first reflector defining a bezel region of the lighting system, said first reflector having a top surface on the light exit side of the lighting system and an opposite back surface; a second reflector arranged apart from the first reflector to face the back surface of the first reflector; and at least one light source module with a light source disposed at a light entry region between the first reflector and the second reflector, the second reflector extending from the light entry region to a central region of the lighting system; wherein the back surface of the first reflector comprises a flat surface part and an inclined surface part inclined relative to the flat surface part, the inclined surface part being directly adjacent to the light source module, and the flat surface part being contiguously extended from an end of the inclined surface part remote from the light source module, wherein the plane of the flat surface part of the first reflector intersects the light source, and wherein the second reflector comprises a first region adjacent to the light source module and a second region adjacent to the first region, and the first region of the second reflector is aligned in the thickness direction of the lighting system with the light source module and the first reflector, and the first region of the second reflector is an inclined surface inclined downwardly from the first reflector, and the second region of the second reflector is a flat surface in parallel to the flat surface part of the back surface of the first reflector or is an inclined surface inclined upwardly toward the first reflector.