LOS ANGELES--(BUSINESS WIRE)--The 2015 OFC Conference and Exposition concluded today at the Los Angeles Convention Center with 560 exhibitors, more than 1,100 presentations and 12,375 attendees from around the world. Marking a multi-year growth pattern, the exhibit floor grew 10 percent to 106,700 square feet year over year. Conference and exhibition programming provided attendees with valuable insights into the latest optical communications research (near- and long-term) and technology from mo