<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> JUN-30-1998 <PERIOD-START> JUL-01-1997 <PERIOD-END> SEP-30-1997 <CASH> 4,464,100 <SECURITIES> 1,031,600 <RECEIVABLES> 3,476,600 <ALLOWANCES> 0 <INVENTORY> 7,027,500 <CURRENT-ASSETS> 17,031,500 <PP&E> 10,493,800 <DEPRECIATION> 6,608,000 <TOTAL-ASSETS> 21,225,400 <CURRENT-LIABILITIES> 1,467,100 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 10,097,100 <OTHER-SE> (53,800) <TOTAL-LIABILITY-AND-EQUITY> 21,225,400 <SALES> 5,317,700 <TOTAL-REVENUES> 5,317,700 <CGS> 3,635,500 <TOTAL-COSTS> 3,635,500 <OTHER-EXPENSES> 1,607,200 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 148,400 <INCOME-TAX> 57,900 <INCOME-CONTINUING> 90,500 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 90,500 <EPS-PRIMARY> .03 <EPS-DILUTED> .03