<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <CASH> 9,196 <SECURITIES> 8,490 <RECEIVABLES> 20,175 <ALLOWANCES> 1,253 <INVENTORY> 13,905 <CURRENT-ASSETS> 57,019 <PP&E> 29,764 <DEPRECIATION> 25,992 <TOTAL-ASSETS> 68,734 <CURRENT-LIABILITIES> 18,418 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 59,472 <OTHER-SE> (9,202) <TOTAL-LIABILITY-AND-EQUITY> 68,734 <SALES> 26,424<F1> <TOTAL-REVENUES> 26,424 <CGS> 15,174<F2> <TOTAL-COSTS> 15,174 <OTHER-EXPENSES> 13,482 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 4 <INCOME-PRETAX> (1,988) <INCOME-TAX> 0 <INCOME-CONTINUING> (1,988) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (1,988) <EPS-PRIMARY> (0.12) <EPS-DILUTED> (0.12) <FN> <F1>Includes revenues from licensing of software and support services. <F2>Includes costs from licensing of software and support services. </FN>