A group of fiber optic component suppliers has agreed to distribute uniform transceivers with identical interfaces. The seven companies are: Sumitomo Electric Lightwave Corp.; Siemens Microelectronics Inc.; Optical Communication Products Inc.; Molex Fiber Optics Inc.; Honeywell's Micro Switch Div.; Hewlett-Packard Co. and AMP Inc. Each company will supply transceivers with common package footprints and pin definitions. The transceivers also will provide identical electrical interfaces at the transmitter and receiver pins. The inputs and outputs will be DC-coupled.