<ARTICLE>                     5
<LEGEND>
This  schedule  contains  summary  financial   information  extracted  from  the
consolidated  balance sheet,  consolidated  statement of income and consolidated
statement  of cash  flows  included  in the  Company's  Form 10-Q for the period
ending September 30, 1998, and is qualified in its entirety by reference to such
financial statements.
</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>                                            6,105
<SECURITIES>                                     11,805
<RECEIVABLES>                                     4,857
<ALLOWANCES>                                        437
<INVENTORY>                                       5,411
<CURRENT-ASSETS>                                 34,173
<PP&E>                                           10,766
<DEPRECIATION>                                    7,945
<TOTAL-ASSETS>                                   58,941
<CURRENT-LIABILITIES>                            11,317
<BONDS>                                               0
<PREFERRED-MANDATORY>                                 0
<PREFERRED>                                           0
<COMMON>                                         35,587
<OTHER-SE>                                       12,037
<TOTAL-LIABILITY-AND-EQUITY>                     58,941
<SALES>                                          40,587
<TOTAL-REVENUES>                                 40,587
<CGS>                                            24,203
<TOTAL-COSTS>                                    53,654
<OTHER-EXPENSES>                                (1,619)
<LOSS-PROVISION>                                      0
<INTEREST-EXPENSE>                                    0
<INCOME-PRETAX>                                (11,448)
<INCOME-TAX>                                    (4,538)
<INCOME-CONTINUING>                             (6,910)
<DISCONTINUED>                                        0
<EXTRAORDINARY>                                       0
<CHANGES>                                             0
<NET-INCOME>                                    (6,910)
<EPS-PRIMARY>                                    (0.74)
<EPS-DILUTED>                                    (0.74)