<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE INCOME STATEMENT FOR THE SIX-MONTH PERIOD ENDED JUNE 30, 1998, AND THE BALANCE SHEET AS OF JUNE 30, 1998, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> JUN-30-1998 <CASH> 5,985 <SECURITIES> 14,211 <RECEIVABLES> 11,075 <ALLOWANCES> 503 <INVENTORY> 15,052 <CURRENT-ASSETS> 51,700 <PP&E> 20,279 <DEPRECIATION> 11,130 <TOTAL-ASSETS> 69,064 <CURRENT-LIABILITIES> 8,441 <BONDS> 96 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 75 <OTHER-SE> 58,592 <TOTAL-LIABILITY-AND-EQUITY> 69,064 <SALES> 12,304 <TOTAL-REVENUES> 16,899 <CGS> 3,747 <TOTAL-COSTS> 5,663 <OTHER-EXPENSES> 11,702 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 13 <INCOME-PRETAX> (64) <INCOME-TAX> (24) <INCOME-CONTINUING> (40) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (40) <EPS-PRIMARY> (.01) <EPS-DILUTED> (.01)