<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <CASH> 342,000 <SECURITIES> 0 <RECEIVABLES> 7,968,000 <ALLOWANCES> 3,492,000 <INVENTORY> 3,847,000 <CURRENT-ASSETS> 10,231,000 <PP&E> 15,302,000 <DEPRECIATION> (12,413,000) <TOTAL-ASSETS> 16,308,000 <CURRENT-LIABILITIES> 7,561,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 23,567,000 <OTHER-SE> (19,124,000) <TOTAL-LIABILITY-AND-EQUITY> 4,443,000 <SALES> 9,538,000 <TOTAL-REVENUES> 9,538,000 <CGS> 4,059,000 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 4,852,000 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (111,000) <INCOME-PRETAX> 516,000 <INCOME-TAX> 2,000 <INCOME-CONTINUING> 514,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 514,000 <EPS-PRIMARY> 0.05 <EPS-DILUTED> 0.05