The Department of Defense, specifically the Naval Surface Warfare Center (NSWC) Philadelphia Division, is seeking a sole source procurement for the Model ET-35N Optical Component Measurement (OCM) system components from Admartec Inc. This requirement arises from Admartec Inc.'s unique position as the only licensed distributor of these components in the United States, holding exclusive rights to the necessary drawings and testing procedures, which ensures compatibility and adequate testing of the components supplied. The procurement is critical for maintaining the functionality of the OCM system, which is essential for various defense applications. Interested parties can reach out to Stefan Kitzinger at stefan.b.kitzinger.civ@us.navy.mil for further information regarding this opportunity, which is set aside for 8(a) businesses under FAR 19.8 regulations.