Dayoptronics is the subsidiary of American Dayphotonics. The company combines R&D, producing and Marketing, especially committed to the production of cylindrical lens, laser components and CCTV high definition camera lens, which have been exported to over60 countries and areas like America, Japan, Russia, Europe, the Middle East, Africa and so on. Besides, Dayoptronics has worldwide sales service network and technology support., providing clients with effective value-added service...