<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS AS OF SEPTEMBER 30, 2000 AND FOR THE THREE AND
NINE-MONTH PERIODS THEN ENDED AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 5,519,148
<SECURITIES> 0
<RECEIVABLES> 6,700,556
<ALLOWANCES> (1,227,000)
<INVENTORY> 3,061,908
<CURRENT-ASSETS> 16,049,653
<PP&E> 14,608,022
<DEPRECIATION> 12,862,532
<TOTAL-ASSETS> 18,071,615
<CURRENT-LIABILITIES> 10,061,597
<BONDS> 0
0
0
<COMMON> 10,942
<OTHER-SE> 2,859,894
<TOTAL-LIABILITY-AND-EQUITY> 18,071,615
<SALES> 27,748,507
<TOTAL-REVENUES> 28,392,781
<CGS> 11,904,136
<TOTAL-COSTS> 11,904,136
<OTHER-EXPENSES> 25,118,808
<LOSS-PROVISION> 389,239
<INTEREST-EXPENSE> 903,007
<INCOME-PRETAX> (9,922,409)
<INCOME-TAX> (14,850)
<INCOME-CONTINUING> (9,907,559)
<DISCONTINUED> (932,596)
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (10,840,155)
<EPS-BASIC> (1.00)
<EPS-DILUTED> (1.00)
</TABLE>