<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
applicable SEC Form and is qualified in its entirety by reference to such
financial statements.
</LEGEND>
<MULTIPLIER> 1000
<S> <C> <C>
<PERIOD-TYPE> 3-MOS 6-MOS
<FISCAL-YEAR-END> DEC-31-2000 DEC-31-2000
<PERIOD-START> JAN-01-2000 JAN-01-2000
<PERIOD-END> MAR-31-2000 JUN-30-2000
<CASH> 13237 13747
<SECURITIES> 0 0
<RECEIVABLES> 3156 3269
<ALLOWANCES> 0 0
<INVENTORY> 1331 1577
<CURRENT-ASSETS> 19298 19470
<PP&E> 19557 19928
<DEPRECIATION> 12494 12958
<TOTAL-ASSETS> 29546 29838
<CURRENT-LIABILITIES> 1969 2751
<BONDS> 0 0
0 0
0 0
<COMMON> 9573 9597
<OTHER-SE> 17337 16916
<TOTAL-LIABILITY-AND-EQUITY> 29546 29838
<SALES> 4602 9156
<TOTAL-REVENUES> 4602 9156
<CGS> 2897 5870
<TOTAL-COSTS> 2897 5870
<OTHER-EXPENSES> 1778 3600
<LOSS-PROVISION> 0 100
<INTEREST-EXPENSE> (224) (461)
<INCOME-PRETAX> 151 47
<INCOME-TAX> 105 151
<INCOME-CONTINUING> 46 (104)
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> 46 (104)
<EPS-BASIC> .01 (.01)
<EPS-DILUTED> .01 (.01)
</TABLE>