Naval Research Laboratory, Attn: Code 3420, 4555 Overlook Ave. SW, Washington, DC 20375

60 -- PHASE MASK SOL N00173-00-Q-0078 POC Darlene Copp, 202-767-2374 WEB: click here to download copy of RFQ, http://heron.nrl.navy.mil/supply/Simplified_Acq_Frame%20.htm. E-MAIL: click here to contact contracting officer via e-mail, SolQnA@labmis.nrl.navy.mil. The Naval Research Laboratory has a requirement for (1) Model #LPMC-248-1.0725-158.75-1 8nm/cm Ultra Long Phase Mask with 248nm operating wavelength, holographic, Corning 7980 158.75mm x 15mm Substrate, 150mm x 10mm effective aperture, best effort (target)>30% over 135mm centered Efficiency +/- 1 order, best effort (target)<5% over 135mm centered Efficiency 0 order, 1072.5nm +/- 0.5nm Period, 1.8nm/cm +/- 0.2nm/cm over 135mm Central Chirp, and best effort (target)<4% over 135mm centered Central Chirp non-linearity, and (1) LPMC-248-1.0725-127-3.6nm/cm Ultra Long Phase Mask with 248nm operating wavelength, holographic, Hoya, 127mm x 15mm Substrate, 100mm x 10mm Effective aperture, best effort (target)>30% over 90mm centered Efficiency +/- 1 order, best effort (target)<5% over 90mm centered Efficiency 0 order, 1072.51nm +/- 0.5nm Period, 3.6nm/cm +/- 0.4nm/cm over 90mm Central Chirp, and best effort (target)<4% over 90mm centered Chirp non-linearity. All items should be brand name or equal. See Note 1. Block 10 to be determined at issuance of RFQ. RFQ will not be issued on our webpage until the 16th day after this notice appears in the CBD. Posted 05/12/00 (W-SN454413). (0133)

Loren Data Corp. http://www.ld.com (SYN# 0203 20000516\60-0001.SOL)