From the website:
Richard Crouse and Associates provides top-quality aerial photographic services including aerial photography with Leica R30 cameras,the Applanix Pos AV inertial and positioning system for direct georeferencing of airborne sensor data,airborne GPS camera control with Javad Dual Frequency GPS Glonass or Racal Landstar Differential GPS Receivers,digital post-processing,helicopter photography,digital image scanning with Wehrli scanners,film processing,and contact printing with compensating UDS series printers from Electronic Photo Controls.