<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<MULTIPLIER> 1
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> JUN-30-2001
<PERIOD-END> SEP-30-2000
<CASH> 16,944,359
<SECURITIES> 0
<RECEIVABLES> 557,019
<ALLOWANCES> (95,000)
<INVENTORY> 1,227,444
<CURRENT-ASSETS> 18,875,022
<PP&E> 6,069,808
<DEPRECIATION> 3,057,841
<TOTAL-ASSETS> 22,149,417
<CURRENT-LIABILITIES> 675,331
<BONDS> 75,708
0
0
<COMMON> 104,977
<OTHER-SE> 21,293,381
<TOTAL-LIABILITY-AND-EQUITY> 22,149,417
<SALES> 888,299
<TOTAL-REVENUES> 888,299
<CGS> 538,241
<TOTAL-COSTS> 538,241
<OTHER-EXPENSES> 1,012,689
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 3,943
<INCOME-PRETAX> (435,990)
<INCOME-TAX> 0
<INCOME-CONTINUING> (435,990)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (435,990)
<EPS-BASIC> (.04)
<EPS-DILUTED> (.04)
</TABLE>