Patent ID: 6858830

Claim:
An optical receiver comprising: a first photosensitive region; a second photosensitive region; a signal amplifying section connected to said first photosensitive region; current control means for controlling, according to an electric signal from said second photosensitive region, an operating current or operating voltage supplied to said signal amplifying section; and a lens, wherein, said second photosensitive region surrounds the first photosensitive region, said first and second photosensitive regions being arranged so that said second photosensitive region receives a part of light from a plastic optical fiber, said lens is a part of a mold part, said mold part is comprised of resin, said mold part encapsulates said first photosensitive region, said mold part encapsulates said second photosensitive region, said mold part encapsulates said signal amplifying section, and said mold part encapsulates said current control means.