<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE INCOME STATEMENT FOR THE NINE-MONTH PERIOD ENDED SEPTEMBER 30, 1996, AND THE BALANCE SHEET AS OF SEPTEMBER 30, 1996, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> SEP-30-1996 <CASH> 8,532 <SECURITIES> 0 <RECEIVABLES> 12,213 <ALLOWANCES> 339 <INVENTORY> 7,830 <CURRENT-ASSETS> 31,576 <PP&E> 14,550 <DEPRECIATION> 8,725 <TOTAL-ASSETS> 41,879 <CURRENT-LIABILITIES> 8,598 <BONDS> 91 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 67 <OTHER-SE> 32,627 <TOTAL-LIABILITY-AND-EQUITY> 41,879 <SALES> 29,425 <TOTAL-REVENUES> 37,264 <CGS> 10,360 <TOTAL-COSTS> 13,363 <OTHER-EXPENSES> 17,129 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 24 <INCOME-PRETAX> 6,907 <INCOME-TAX> 2,526 <INCOME-CONTINUING> 4,381 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 4,381 <EPS-PRIMARY> .63 <EPS-DILUTED> .63