<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> JUN-30-1997 <PERIOD-START> JUL-01-1996 <PERIOD-END> SEP-30-1996 <EXCHANGE-RATE> 1 <CASH> 2,189,405 <SECURITIES> 795,970 <RECEIVABLES> 825,271 <ALLOWANCES> 6,677 <INVENTORY> 672,992 <CURRENT-ASSETS> 4,556,869 <PP&E> 1,759,123 <DEPRECIATION> 1,593,035 <TOTAL-ASSETS> 11,129,130 <CURRENT-LIABILITIES> 991,647 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 44,645,440 <OTHER-SE> (34,510,204) <TOTAL-LIABILITY-AND-EQUITY> 11,129,130 <SALES> 1,435,223 <TOTAL-REVENUES> 1,435,223 <CGS> 720,989 <TOTAL-COSTS> 720,989 <OTHER-EXPENSES> 1,107,402 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 448 <INCOME-PRETAX> (348,186) <INCOME-TAX> 0 <INCOME-CONTINUING> (348,186) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (348,186) <EPS-PRIMARY> (0.03) <EPS-DILUTED> 0