QImaging of Burnaby, British Columbia, Canada, and Roper Scientific Inc. have signed an agreement with Cambridge Research and Instrumentation Inc. (CRI) of Woburn, Mass., for the exclusive worldwide distribution rights of CRI's MicroColor 2 RGB filters. The automated, liquid-crystal tunable devices provide a way to collect high-resolution color images using a monochrome digital camera's full array of active pixels. Roper comprises companies in Tucson, Ariz., and Trenton, N.J.