5 Maps Photogrammetric Procedures and Instruments Historical Background Film-based Cameras Photogrammetric Cameras Introduction Components of Aerial Cameras Lens Assembly Inner Cone and Focal Plane Outer Cone and Drive Mechanism Magazine Image Motion Camera Calibration Summary of Interior Orientation Photographic Processes Photographic Material Photographic Processes Exposure Sensitivity Colors and Filters Processing Color Film Sensitometry Speed Resolving Power. Schenk Autumn Quarter 2005 Department of Civil and Environmental Engineering and Geodetic Science The Ohio State University 2070 Neil Ave., Columbus, OH 43210ΔΆ Contents 1 Introduction Preliminary Remarks Definitions, Processes and Products Data Acquisition Photogrammetric Products.