Imax Corp. of Toronto has acquired the rights and patents to develop a large-format laser film recorder that will allow Imax to digitally record high-quality, computer-generated images on film. Imax eventually plans to show the film created with the laser film recorder in special 3-D theaters. It acquired the patented technology from Pthalo Systems Inc. of Vancouver, British Columbia, Canada. Imax did not disclose terms of the deal.