<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> SEP-30-2000 <CASH> 13,593 <SECURITIES> 7,248 <RECEIVABLES> 10,609 <ALLOWANCES> 319 <INVENTORY> 13,286 <CURRENT-ASSETS> 46,121 <PP&E> 13,240 <DEPRECIATION> 11,231 <TOTAL-ASSETS> 54,936 <CURRENT-LIABILITIES> 9,848 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 39,202 <OTHER-SE> 2,367 <TOTAL-LIABILITY-AND-EQUITY> 54,936 <SALES> 40,177 <TOTAL-REVENUES> 40,177 <CGS> 18,349 <TOTAL-COSTS> 8,063 <OTHER-EXPENSES> 11,022 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 422 <INCOME-PRETAX> 3,078 <INCOME-TAX> 1,286 <INCOME-CONTINUING> 1,792 <DISCONTINUED> 571 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 2,363 <EPS-BASIC> 0.41 <EPS-DILUTED> 0.38