<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