WALLINGFORD, Conn., Dec. 4 -- CiDRA Corp. has completed the sale of its Optical Sensing Systems (OSS) business to Weatherford International Inc. The sale totaled $127.5 million and consideration was paid in both cash and stock. "This capital will allow us to continue to develop market-leading and highly scaleable products and solutions that will give our customers a competitive advantage," said Kevin Didden, CiCRA's president and CEO. 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