Shareholders in digital imaging company DALSA Corp. have approved its acquisition by Teledyne Technologies Inc. The deal between Thousand Oaks-based Teledyne and DALSA, headquartered in Ontario, Canada is valued at $337 million in Canadian dollars. Shareholders agreed to an arrangement to receive $18.25 in Canadian dollars per share. DALSA designs, develops, manufactures and markets digital imaging products and solutions, has 1,000 employees worldwide and 2010 revenues of approximately $198 million. The acquisition will further transform Teledyne Technologies, a provider of sophisticated electronic subsystems, instrumentation and communication products, into s pure-play electronics, instrumentation and engineering focused company. Mark R. Madler