Amendment 0001.docx

This is an amendment to a Request for Quotation (RFQ) issued by the Department of Commerce National Institute of Standards and Technology for a Tunable Low-noise Short Wavelength Visible Coherent Light Source System (Solicitation Number 1333ND26QNB680277). Amendment 0001, posted on June 17, 2026, makes three substantive changes to the original solicitation. First, the NAICS code has been changed from 334516 (Analytical Laboratory Instrument Manufacturing) with a 1,000-employee size standard to 334511 (Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing) with a 1,350-employee size standard, which may affect small business classification and eligibility determinations for responding contractors. Second, the quote submission deadline has been extended from 5:00 p.m. ET on Wednesday, June 24, 2026, to 5:00 p.m. ET on Friday, June 26, 2026, providing vendors with an additional two business days to prepare and submit their responses.

The amendment also incorporates a questions and answers attachment, with all changes marked in red font for easy identification. Contractors responding to this solicitation should review the combined synopsis/solicitation document and all associated attachments, including the newly incorporated Q&A section, to ensure compliance with the updated requirements and revised deadline.