Patent ID: 8876403
Filing Date: 2014-11-04
Classification: G02B

Abstract:
1. An optical connector configured to be connected in a connector adaptor comprising: a housing that receives a ferrule; and a coupling into which the housing is inserted, the coupling having a front end face, wherein the connector adaptor includes a first connector insertion hole at one end and a second connector insertion hole at an other end, and the optical connector is capable of being inserted into at least the first connector insertion hole, the optical connector is configured, when inserted into the first insertion hole, to connect to an optical connector inserted into the second insertion hole, and the front end face comprises one or more protruding portions and one or more recessed portions, the recessed portions being configured to be fitted into corresponding adapter protrusions of the connector adaptor, and the protruding portions being configured to prevent erroneous coupling to an other connector adaptor having a flat coupling contact face on an inner surface thereof, the other connector adaptor being configured to be fitted to the other optical connector having a coupling with a flat front end face.