<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> SEP-30-1999 <CASH> 1,710,285 <SECURITIES> 0 <RECEIVABLES> 5,516,055 <ALLOWANCES> 139,000 <INVENTORY> 1,432,626 <CURRENT-ASSETS> 8,866,162 <PP&E> 2,525,778 <DEPRECIATION> 5,970,005 <TOTAL-ASSETS> 15,690,620 <CURRENT-LIABILITIES> 7,436,551 <BONDS> 1,646,846 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 28,727,838 <OTHER-SE> 1,669 <TOTAL-LIABILITY-AND-EQUITY> 15,690,620 <SALES> 10,479,734 <TOTAL-REVENUES> 10,479,734 <CGS> 7,250,587 <TOTAL-COSTS> 2,126,404 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 85,202 <INCOME-PRETAX> 1,000,728 <INCOME-TAX> 10,800 <INCOME-CONTINUING> 1,011,528 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,011,528 <EPS-BASIC> 0.08 <EPS-DILUTED> 0.08