NOTICE OF INTENT TO SOLE SOURCE Infrared Rejector Mirror Pair with Ion Plasma Cleaner and Filter Wheel

The National Institute of Standards and Technology (NIST) intends to negotiate a firm-fixed priced purchase order on a sole source basis with Kapteyn-Murnane Laboratories, Inc. for an Infrared Rejector Mirror Pair with Ion Plasma Cleaner and Filter Wheel. The product has a USA place of origin and must be delivered within five months after contractor receipt of order. The contractor shall provide NIST with a Near Infrared Arterium Rejector Mirror Pair with Ion Plasma Cleaner and Arterium Filter Wheel. Key features of the product include: • In vacuum filter wheel with a viewport to allow visual inspection of the filter integrity without breaking vacuum • In vacuum Rejector module pair with ion plasma cleaner, optimized for 30 nm EUV with better than 90% reflectivity at that wavelength • Rejector mirrors with a clear aperture of at least 0.5 inches and compatible for operation in high-vacuum • Plasma cleaner that allows operation with air/oxygen and hydrogen Interested parties that believe they could satisfy the requirements may submit their capability in writing via email to Ms. Lauren Roller by March 27, 2026 at 11:00 AM Eastern Time.