Patent ID: 7515357

Claim:
A microlens array sheet comprising: a light shielding-base having a first surface and a second surface opposite to the first surface; a microlens array attached to the first surface of the light-shielding base, the array having a plurality of microlens, each microlens protruding from the first surface in a direction opposite to the second surface of the light-shielding base, wherein the light-shielding base has a plurality of apertures that correspond to the microlenses, each aperture having a conical trapezoid-like shape in which a size of each aperture on the first surface side is larger than another size of each aperture on the second surface side; a transparent double-sided adhesive sheet provided on the second surface of the light-shielding base; and a transparent reinforcing base attached to the second surface via the adhesive sheet.