NOTICE OF INTENT TO SOLE SOURCE: One (1) High-precision WS6-200 VIS/IR-I wavemeter

The U.S. Department of Defense, through the W6QK Acc-Apg Adelphi office in Adelphi, Maryland, has issued a notice of intent to sole source a high-precision WS6-200 VIS/IR-I wavemeter manufactured by Toptica Photonics Inc. The solicitation number is W911QX26QA143, posted on July 16, 2026, with a response deadline of July 23, 2026, at 3:59 PM Eastern Time. This is a combined solicitation that includes reference to the Combination Synopsis-Solicitation, Adelphi Instructions and Information, and associated provisions and clauses, and no set-aside status is applied, indicating full and open competition eligibility despite the sole source intent. The procurement falls under NAICS code 334516, which categorizes it within the manufacturing of optical instruments and lenses. The place of performance is specified as Adelphi, Maryland, with the same ZIP code as the contracting office. Primary point of contact is Douglas Dennard, reachable via email and phone, with Morgan Evans as the secondary contact for supporting inquiries. The opportunity is accessible through the SAM.gov portal for further details and documentation.