Display device

A display device, comprising:

• a backlight module, wherein the backlight module comprises a backlight source and a light profile adjustment film disposed on a light exit side of the backlight source;
• and
• an optical machine module disposed on a side of the light profile adjustment film away from the backlight source, and an area of the optical machine module is greater than an area of the backlight module, wherein
• the light profile adjustment film comprises an optical adjustment microstructure, and included angles between main optical axes and normal lines of light emitted from the backlight source after passing through the light profile adjustment film are centrally symmetrical with respect to a center of the light profile adjustment film;
• the included angle between the main optical axis and the normal line of the light emitted from the backlight source after passing through the light profile adjustment film tends to be increased or remains unchanged from the center of the light profile adjustment film to an edge of the light profile adjustment film.