The purpose of Amendment I is to correct the contact info throughout the RFQ. All docs must be emailed to angela.hitt@nist.gov. All other terms and conditions remain unchanged. This solicitation is being issued as a Request for Quotation (RFQ). All communications and documents must ninclude the solicitation number NB688000-26-01482. The National Institute of Standards and Technology (NIST), Acquisition Management Division (AMD), Team E-Boulder has a requirement for a Multiwavelength Tunable Stable Optical Cavity System per the attached Combined Synopsis/Solicitation and Requirements and Specifications docs.