<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> AUG-31-1997 <PERIOD-END> FEB-28-1997 <CASH> 625,281 <SECURITIES> 737,213 <RECEIVABLES> 42,034 <ALLOWANCES> 0 <INVENTORY> 48,430 <CURRENT-ASSETS> 1,464,959 <PP&E> 283,646 <DEPRECIATION> 207,882 <TOTAL-ASSETS> 1,563,646 <CURRENT-LIABILITIES> 62,663 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 27,422 <OTHER-SE> 1,473,561 <TOTAL-LIABILITY-AND-EQUITY> 1,563,646 <SALES> 125,737 <TOTAL-REVENUES> 125,737 <CGS> 61,894 <TOTAL-COSTS> 137,023 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> (183,297) <INCOME-TAX> 0 <INCOME-CONTINUING> (183,297) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (183,297) <EPS-PRIMARY> (0.07) <EPS-DILUTED> (0.07)