<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1995 <PERIOD-END> JUN-30-1995 <EXCHANGE-RATE> 1 <CASH> 16,310 <SECURITIES> 0 <RECEIVABLES> 38,630 <ALLOWANCES> 90 <INVENTORY> 32,649 <CURRENT-ASSETS> 90,538 <PP&E> 69,205 <DEPRECIATION> 29,247 <TOTAL-ASSETS> 170,483 <CURRENT-LIABILITIES> 20,811 <BONDS> 0 <COMMON> 29,909 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 122,086 <TOTAL-LIABILITY-AND-EQUITY> 170,483 <SALES> 77,735 <TOTAL-REVENUES> 77,735 <CGS> 34,233 <TOTAL-COSTS> 34,233 <OTHER-EXPENSES> 27,382 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 16,120 <INCOME-TAX> 4,210 <INCOME-CONTINUING> 11,910 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 11,910 <EPS-PRIMARY> .86 <EPS-DILUTED> .83