A method, an imaging and light source module insertable in a reverse vending machine, and a reverse vending machine including an opening for entering objects into a chamber, a plurality of light sources and a plurality of imaging devices allowing at least one feature of an object in the chamber to be read, wherein the plurality of imaging devices and the plurality of light sources are arranged as a plurality of imaging and light units around the perimeter of the chamber, wherein each imaging and light unit including one 2D imaging device and one light source, the 2D imaging device and the light source is viewing and illuminating the object at a first and a second oblique angle, respectively, wherein the first and second oblique angles are in the range 45-75° relative to a center-symmetrical line of the imaging and light units.