Patent ID: 8047676

Claim:
An illuminating device, comprising a light source module, a light reflective module, a lens array and a light transmissive module, wherein: the light source module comprises a plurality of solid state light emitting elements arranged in columns and rows; the light reflective module comprises a plurality of hollow light reflective elements arranged in columns and rows, the light reflective elements aligned with the respective solid state light emitting elements, each of the light reflective elements configured for receiving a corresponding solid state light emitting element therein and reflecting light emitted from the solid state light emitting element to the lens array; the lens array comprises a plurality of lenses arranged in columns and rows, the lenses aligned with and facing towards the respective light reflective elements, the plurality of lenses configured for enlarging light radiation range in the column direction and reducing light radiation range in the row direction; the light transmissive module comprises a first surface facing towards the lens array and a second surface opposite to the first surface, the first surface configured for receiving the light emitting from the lens array, and the second surface configured for expanding the light radiation range in the column direction.