<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the consolidated balance sheet, consolidated statement of income and consolidated statement of cash flows included in the Company's Form 10-Q for the period ending March 31, 1997, and is qualified in its entirety by reference to such financial statements. </LEGEND> <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> MAR-31-1997 <CASH> 5,724 <SECURITIES> 22,510 <RECEIVABLES> 6,301 <ALLOWANCES> 527 <INVENTORY> 5,978 <CURRENT-ASSETS> 44,144 <PP&E> 8,171 <DEPRECIATION> 5,862 <TOTAL-ASSETS> 63,535 <CURRENT-LIABILITIES> 10,325 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 30,658 <OTHER-SE> 22,552 <TOTAL-LIABILITY-AND-EQUITY> 63,535 <SALES> 16,038 <TOTAL-REVENUES> 16,038 <CGS> 6,816 <TOTAL-COSTS> 14,764 <OTHER-EXPENSES> (641) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,915 <INCOME-TAX> 583 <INCOME-CONTINUING> 1,332 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,332 <EPS-PRIMARY> 0.14 <EPS-DILUTED> 0.14