0000874716-03-000090 S-8 POS 1 20030918 20030918 IDEXX LABORATORIES INC /DE 0000874716 2835 010393723 DE 1231 S-8 POS 33 333-56685 03901179 ONE IDEXX DRIVE WESTBROOK ME 04092-2041 2078560300 ONE IDEXX DRIVE WESTBROOK ME 04092-2041 IDEXX CORP / DE 19600201 S-8 POS 1 pos1s8_1998sip.htm POS NO. 1 FORM S-8 (1998 STOCK INCENTIVE PLAN)