<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> APR-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 5,469,430
<SECURITIES> 13,681,829
<RECEIVABLES> 2,176,788
<ALLOWANCES> (61,159)
<INVENTORY> 7,234,413
<CURRENT-ASSETS> 28,987,195
<PP&E> 8,496,529
<DEPRECIATION> (5,032,638)
<TOTAL-ASSETS> 32,928,686
<CURRENT-LIABILITIES> 4,660,963
<BONDS> 0
0
0
<COMMON> 99,919
<OTHER-SE> 25,517,804
<TOTAL-LIABILITY-AND-EQUITY> 32,928,686
<SALES> 3,668,765
<TOTAL-REVENUES> 3,768,765
<CGS> 2,422,617
<TOTAL-COSTS> 2,422,617
<OTHER-EXPENSES> 1,884,437
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (208,548)
<INCOME-TAX> 9,941
<INCOME-CONTINUING> (218,489)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (218,489)
<EPS-BASIC> (0.02)
<EPS-DILUTED> (0.02)
</TABLE>