Patent ID: 7635852
Filing Date: 2009-12-22
Classification: G02B,H01L,H03K

Abstract:
1. An optical coupler, comprising: a lead frame on which a light-emitting device and a light-receiving device molded with a translucent resin are mounted and which has a first external connection terminal for external connection at one end; and an exterior casing formed of a light-shielding resin and having a first connector portion that accommodates the first external connection terminal therein, the exterior casing having a first division casing and a second division casing, provided separately from the first division casing, and the exterior casing housing the lead frame therein by holding the lead frame between the first division casing and the second division casing, wherein the first division casing has a first division connector portion including a first division connector housing, and the second division casing has a second division connector portion including a second division connector housing, such that the first division connector portion and the second division connector portion form the first connector portion when the first division casing and the second division casing are attached together.