0000950133-98-000565 10-Q 2 19980131 19980219 NASD CIENA CORP 0000936395 3661 232725311 DE 1031 10-Q 34 000-21969 98545741 8530 CORRIDOR RD SAVAGE MD 20763 3013175800 8530 CORRIDOR RD SAVAGE MD 20763 10-Q 1 000095013398000565-001-seq1-10-q.txt CIENA CORPORATION FORM 10-Q EX-27.0 2 000095013398000565-002-seq2-ex-27-0.txt FINANCIAL DATA SCHEDULE