<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
Company's Form 10-K for the year ended October 1, 2000 and is qualified in its
entirety by reference to such financial statements.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> OCT-01-2000
<PERIOD-START> OCT-04-1999
<PERIOD-END> OCT-01-2000
<CASH> 8,785,700
<SECURITIES> 1,230,900
<RECEIVABLES> 2,449,400
<ALLOWANCES> 126,400
<INVENTORY> 1,577,600
<CURRENT-ASSETS> 14,129,800
<PP&E> 12,357,600
<DEPRECIATION> 7,500,800
<TOTAL-ASSETS> 20,307,150
<CURRENT-LIABILITIES> 4,683,400
<BONDS> 0
50
0
<COMMON> 466,400
<OTHER-SE> 85,097,100
<TOTAL-LIABILITY-AND-EQUITY> 20,307,150
<SALES> 10,388,600
<TOTAL-REVENUES> 10,769,800
<CGS> 8,794,600
<TOTAL-COSTS> 26,789,000
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 184,000
<INCOME-PRETAX> (15,035,300)
<INCOME-TAX> 3,200
<INCOME-CONTINUING> (15,038,300)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (15,038,300)
<EPS-BASIC> (0.37)
<EPS-DILUTED> (0.38)
</TABLE>