Regulation backlight module having the optical film

One kind of regulation of the optical film having the backlight module, comprising a light source module and an optical film regulation. The light source module comprises at least one light source, an optical film comprising at least a regulation block corresponding to each of at least a light source, a light source in the projection position in the first block is distributed within the aperture around the block. The first light-control film optical aperture toward the light source module having a first opening on one side, and on the side facing away from the light source module having a second opening, the first opening with respect to the distal end of the projection light source position than the second opening of the light source with respect to the projection remote location away from the projected position of the light source in a direction parallel to the optical film is regulated.