<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> JUL-31-2000 <PERIOD-START> AUG-01-1999 <PERIOD-END> APR-30-2000 <CASH> 2,203,212 <SECURITIES> 14,101,761 <RECEIVABLES> 2,870,248 <ALLOWANCES> 640,000 <INVENTORY> 5,064,756 <CURRENT-ASSETS> 23,735,757 <PP&E> 6,425,095 <DEPRECIATION> 3,327,061 <TOTAL-ASSETS> 26,977,713 <CURRENT-LIABILITIES> 3,733,686 <BONDS> 96,165 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 6,672,197 <OTHER-SE> 21,540,421 <TOTAL-LIABILITY-AND-EQUITY> 26,977,713 <SALES> 14,110,664 <TOTAL-REVENUES> 14,110,664 <CGS> 6,843,468 <TOTAL-COSTS> 6,843,468 <OTHER-EXPENSES> 15,461,717 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 6,871 <INCOME-PRETAX> (7,848,044) <INCOME-TAX> 0 <INCOME-CONTINUING> (7,848,044) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (7,848,044) <EPS-BASIC> (.51) <EPS-DILUTED> (.51)