66--Lenses, windows and prism made from IR materials.

The Naval Air Warfare Center, Weapons Division, China Lake, CA intends to procure on an other than full and open competition basis the following items: 4 each - Calcium Fluoride 25mm FL plano/convex for use at 3 microns through Calcium Fluoride 5000mm FL plano/convex for use at 3 microns. This requirement is sole sourced to F-1 Optics, 4089-A Oceanside Blvd., Oceanside, CA 92056, based on the fact that the optics being ordered are direct replacements for an existing system. Any firms believing that they can provide the Calcium Fluoride 25mm FL plano/convex for use at 3 microns through 5000mm, may submit a written response to be received at the Contracting Office no later than 5 days after the date of publication of this notice. It must clearly show the firm's ability to be responsive without compromising the quality, accuracy or reliability of the data without causing programmatic hardship. Respond to Kirsten McVay, by mail to NAWCWPNS, Code 220000D, 429 E. Bowen ! Rd - Stop 4015, China Lake, CA 93555-6108 or fax to (760) 939-3095. NAICS Code = 333314 Place of Performance = N/A Set Aside = N/A Email Address = [email protected]