This is a market survey for preliminary planning, not a solicitation for proposals. The requirement is for a commercial, firm-fixed-price service contract to provide preventative maintenance, calibration, remote support, and emergency repair for government-owned Satisloh optical fabrication equipment. Services will be performed at the Fort Jackson Optical Fabrication Lab in South Carolina. The contractor must provide OEM-certified labor, tools, software, and parts, and respond to remote support requests within 24 hours. Responses are due by 1:00 PM Central Standard Time on 25 June 2026.