<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
THE CONSOLIDATED BALANCE SHEET AS OF SEPTEMBER 30, 1998 AND THE CONSOLIDATED
STATEMENT OF OPERATIONS FOR THE NINE MONTHS ENDED SEPTEMBER 30, 1998
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               SEP-30-1998
<CASH>                                          15,799
<SECURITIES>                                     9,268
<RECEIVABLES>                                   23,867
<ALLOWANCES>                                     (290)
<INVENTORY>                                     20,080
<CURRENT-ASSETS>                                70,652
<PP&E>                                          69,195
<DEPRECIATION>                                (39,478)
<TOTAL-ASSETS>                                 142,809
<CURRENT-LIABILITIES>                           29,128
<BONDS>                                         10,648
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       132,866
<OTHER-SE>                                    (29,833)
<TOTAL-LIABILITY-AND-EQUITY>                   142,809
<SALES>                                         80,667
<TOTAL-REVENUES>                                80,667
<CGS>                                           53,884
<TOTAL-COSTS>                                   89,479
<OTHER-EXPENSES>                                 (156)
<LOSS-PROVISION>                                    94
<INTEREST-EXPENSE>                               1,108
<INCOME-PRETAX>                                (7,330)
<INCOME-TAX>                                        94
<INCOME-CONTINUING>                            (7,424)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (7,424)
<EPS-PRIMARY>                                   (0.79)
<EPS-DILUTED>                                   (0.79)