WALTHAM, Mass.--(BUSINESS WIRE)--PerkinElmer, Inc. (NYSE: PKI), a global technology leader in Health Sciences and Photonics, today announced that it has acquired Improvision Ltd. in a cash transaction. Based in Coventry, United Kingdom, Improvision is a leading provider of cellular imaging software and integrated hardware solutions used in life sciences research. The company had revenue of approximately £6 million (BPS) in 2006.