<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONSOLIDATED
FINANCIAL STATEMENTS AT September 30, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FORM 10-Q FOR FISCAL QUARTER ENDED September 30, 2000.
</LEGEND>
<S> <C>
<FISCAL-YEAR-END> JUN-30-2001
<PERIOD-START> JUL-01-2000
<PERIOD-END> SEP-30-2000
<PERIOD-TYPE> 3-MOS
<CASH> 1,474,600
<SECURITIES> 0
<RECEIVABLES> 1,298,782
<ALLOWANCES> 0
<INVENTORY> 384,523
<CURRENT-ASSETS> 4,777,403
<PP&E> 4,234,047
<DEPRECIATION> 3,299,340
<TOTAL-ASSETS> 12,995,412
<CURRENT-LIABILITIES> 3,248,973
<BONDS> 0
0
30,722
<COMMON> 2,719,182
<OTHER-SE> 6,855,299
<TOTAL-LIABILITY-AND-EQUITY> 12,995,412
<SALES> 1,461,474
<TOTAL-REVENUES> 2,455,737
<CGS> 865,212
<TOTAL-COSTS> 1,552,208
<OTHER-EXPENSES> 2,553,995
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 24,750
<INCOME-PRETAX> (1,901,291)
<INCOME-TAX> 0
<INCOME-CONTINUING> (1,901,291)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (1,901,291)
<EPS-BASIC> (0.07)
<EPS-DILUTED> (0.07)
</TABLE>
