<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> JUN-30-1998 <CASH> 719 <SECURITIES> 16,420 <RECEIVABLES> 4,461 <ALLOWANCES> 434 <INVENTORY> 8,292 <CURRENT-ASSETS> 34,275 <PP&E> 11,465 <DEPRECIATION> 7,465 <TOTAL-ASSETS> 61,493 <CURRENT-LIABILITIES> 9,314 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 35,855 <OTHER-SE> 16,324 <TOTAL-LIABILITY-AND-EQUITY> 61,493 <SALES> 27,317 <TOTAL-REVENUES> 27,317 <CGS> 14,036 <TOTAL-COSTS> 32,712 <OTHER-EXPENSES> (1,068) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> (4,327) <INCOME-TAX> (1,690) <INCOME-CONTINUING> (2,637) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (2,637) <EPS-PRIMARY> (0.28) <EPS-DILUTED> (0.28)