Patent ID: 7372497

Claim:
A microlens component of an image sensor formed above a color filter layer having of an array of color regions on a substrate, comprising: (a) a first microlens array formed above the color filter layer, said first microlens array having a plurality of first microlenses wherein each first microlens has a radius of curvature; (b) a planar transparent overcoat layer formed on said first microlens array; and (c) a second microlens array formed on said overcoat layer, said second microlens array having a plurality of second microlenses wherein each second microlens has a radius of curvature; wherein the radius of curvature of each of the second microlenses is larger than the radius of curvature of each of the first microlenses; and wherein more than one of said plurality of second microlenses overlies each of said first microlenses.