
<TABLE> <S> <C>


<ARTICLE>                     5
<LEGEND>
This schedule contains summary financial information extracted from the Form
10-Q for the period September 30, 1997 and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
       
<S>                             <C>
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                              JUN-30-1998
<PERIOD-END>                                   SEP-30-1997
<CASH>                                           7,430,489
<SECURITIES>                                     1,807,359
<RECEIVABLES>                                   14,236,978
<ALLOWANCES>                                      (140,000)
<INVENTORY>                                      1,581,118
<CURRENT-ASSETS>                                25,554,632
<PP&E>                                          29,466,728
<DEPRECIATION>                                 (22,956,687)
<TOTAL-ASSETS>                                  32,852,701
<CURRENT-LIABILITIES>                            6,275,674
<BONDS>                                            511,716
<PREFERRED-MANDATORY>                                    0
<PREFERRED>                                              0
<COMMON>                                           108,296
<OTHER-SE>                                      22,174,510
<TOTAL-LIABILITY-AND-EQUITY>                    32,852,701
<SALES>                                          2,574,497
<TOTAL-REVENUES>                                 6,460,445
<CGS>                                            2,577,267
<TOTAL-COSTS>                                    2,768,836
<OTHER-EXPENSES>                                 5,586,896
<LOSS-PROVISION>                                         0
<INTEREST-EXPENSE>                                  44,996
<INCOME-PRETAX>                                 (4,297,066)
<INCOME-TAX>                                             0
<INCOME-CONTINUING>                             (4,297,066)
<DISCONTINUED>                                           0
<EXTRAORDINARY>                                          0
<CHANGES>                                                0
<NET-INCOME>                                    (4,297,066)
<EPS-PRIMARY>                                         (.40)
<EPS-DILUTED>                                         (.40)
        

</TABLE>
