<ARTICLE> 5 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> JUN-30-1997 <PERIOD-START> JUL-01-1996 <PERIOD-END> JUN-30-1997 <EXCHANGE-RATE> 1 <CASH> 1,752,648 <SECURITIES> 235,000 <RECEIVABLES> 591,784 <ALLOWANCES> 4,519 <INVENTORY> 577,782 <CURRENT-ASSETS> 3,205,545 <PP&E> 1,774,063 <DEPRECIATION> 1,676,086 <TOTAL-ASSETS> 5,833,734 <CURRENT-LIABILITIES> 1,035,282 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 44,645,440 <OTHER-SE> (39,846,988) <TOTAL-LIABILITY-AND-EQUITY> 5,833,734 <SALES> 5,431,282 <TOTAL-REVENUES> 5,431,282 <CGS> 2,650,360 <TOTAL-COSTS> 2,650,360 <OTHER-EXPENSES> 8,605,289 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 1,308 <INCOME-PRETAX> (5,684,970) <INCOME-TAX> 0 <INCOME-CONTINUING> (5,684,970) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (5,684,970) <EPS-PRIMARY> (0.54) <EPS-DILUTED> 0