OC stands for multiple concepts in the technology industry.

It can mean Open Collector, an electrical interface used for data communication or openCanvas, a type of raster graphics software. Moreover, it can also refer to organ-on-a-chip, overcurrent or overclocking, when a computer is forced to operate at an excessive clock rate.

 Want to know when optical carrier was first used? See next page.

This article deals with OC as an acronym for an Optical Carrier.

An Optical Carrier is a unit measuring the bandwidth of digital signals on SONET (Synchronous Optical Networking) fibre-optic networks.