Patent ID: 8368096

Claim:
A solid-state image pickup device is a wafer level chip size packaging solid-state image pickup device comprising: a wafer, a large number of light-receiving portions formed at a surface portion of the wafer, a plurality of microlenses, each microlens formed for each of the light-receiving portions, through electrodes for performing supply of power to the light-receiving portions and passing and reception of an electrical signal are provided all over a periphery of the wafer, one end of each through electrode is connected to an electrode pad which is connected to a light-receiving element at the surface portion of the wafer, the other end is connected to a back electrode, a rib, which serves as a partition portion arranged to surround the microlenses on four sides, is provided on the surface portion of the wafer, a transparent plate of optical glass is bonded to an upper surface of the rib with adhesive, and a protective frame comprised of a light absorber is set on four sides of the device, provided at each side portion of the device, and extends downward on the sides of the transparent plate, the rib and the wafer, wherein the protective frame completely surrounds the device on four sides with no gaps in the protective frame.