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<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<CASH> 13,223
<SECURITIES> 6,415
<RECEIVABLES> 11,607
<ALLOWANCES> 283
<INVENTORY> 11,163
<CURRENT-ASSETS> 43,994
<PP&E> 13,197
<DEPRECIATION> 10,940
<TOTAL-ASSETS> 53,889
<CURRENT-LIABILITIES> 8,023
<BONDS> 0
0
0
<COMMON> 39,433
<OTHER-SE> 2,001
<TOTAL-LIABILITY-AND-EQUITY> 53,889
<SALES> 26,917
<TOTAL-REVENUES> 26,917
<CGS> 12,156
<TOTAL-COSTS> 5,451
<OTHER-EXPENSES> 7,277
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 267
<INCOME-PRETAX> 2,403
<INCOME-TAX> 984
<INCOME-CONTINUING> 1,419
<DISCONTINUED> 571
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 1,990
<EPS-BASIC> 0.34
<EPS-DILUTED> 0.31
</TABLE>
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