GEOSYSTEMS HELLAS (GSH) carried out the maintenance of the Leica DSW700 photogrammetric scanner at the facilities of the Hellenic Military Geographical Service (HMGS), ensuring its reliable and efficient operation for high-precision aerial film digitization. This work contributed to the continued performance of a critical photogrammetric system used for the digitization and preservation of valuable aerial photographic archives. Through this maintenance service, GSH supported HMGS in sustaining the scanner’s technical accuracy, operational stability, and overall performance, enabling high-quality digital conversion of aerial film material for geospatial and photogrammetric applications.