Defense Supply Center Philadelphia, Attn: DSCP-CO, Building 6, 700 Robbins Avenue, Philadelphia, PA 19111-5092

99 -- FLASHER, XENON SOL SPO100-00-R-4077 POC Heidi Haya, DSCP-CPCG, (215) 737-3087, fax: (215)737-8143 The following is a change to synopsis of May 1,2000. There is First Article Requirement of 3 units to be delivered to DSCP 45 days after date of award. There is One -- 100% Quantity option in this solicitation. All other terms and conditions remain the same. Posted 05/09/00 (W-SN452887). (0130)

Loren Data Corp. http://www.ld.com (SYN# 0327 20000511\99-0009.SOL)