The Department of the Air Force Materiel Command, Oklahoma City Air Logistics Complex, issued a purchase order to Eles Corp on September 1, 2025, for $17,990.00 under a Total Small Business set-aside. The order covers preventive maintenance and microscope cleaning services for 13 metallograph units (12 Zeiss and 1 Nikon) at Tinker Air Force Base, Oklahoma City, Oklahoma. Work includes comprehensive cleaning of optical and mechanical surfaces, system alignments, electrical checks, and lamp socket inspections. Personnel must hold at least two years of experience maintaining Zeiss metallographs, including the Axio Observer 5 model, and must be authorized by the original equipment manufacturer to perform repairs. The contract runs through August 31, 2030, with performance during weekday business hours. The contracting solicitation (FA8126-25-Q-0056) was posted August 4, 2025, with quotes due August 11, 2025.