<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> JUN-30-1998 <PERIOD-END> MAR-31-1998 <CASH> 539,506 <SECURITIES> 267,844 <RECEIVABLES> 10,178,349 <ALLOWANCES> 374,591 <INVENTORY> 3,902,732 <CURRENT-ASSETS> 15,294,434 <PP&E> 8,207,716 <DEPRECIATION> 5,830,643 <TOTAL-ASSETS> 18,372,683 <CURRENT-LIABILITIES> 6,140,514 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 1,457,492 <OTHER-SE> 10,674,715 <TOTAL-LIABILITY-AND-EQUITY> 18,372,683 <SALES> 28,667,383 <TOTAL-REVENUES> 28,667,383 <CGS> 18,658,985 <TOTAL-COSTS> 18,658,985 <OTHER-EXPENSES> 6,411,681 <LOSS-PROVISION> 41,718 <INTEREST-EXPENSE> 24,089 <INCOME-PRETAX> 1,818,055 <INCOME-TAX> 616,520 <INCOME-CONTINUING> 1,201,535 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,201,535 <EPS-PRIMARY> 0.83 <EPS-DILUTED> 0