<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS INCLUDED IN THE REGISTRANT'S FILING ON FORM 10-Q FOR
THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 1996 AND IS QUALIFIED IN IT'S
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               SEP-30-1996
<CASH>                                          30,296
<SECURITIES>                                         0
<RECEIVABLES>                                   36,677
<ALLOWANCES>                                     1,537
<INVENTORY>                                     17,283
<CURRENT-ASSETS>                                84,961
<PP&E>                                          23,334
<DEPRECIATION>                                  15,806
<TOTAL-ASSETS>                                 149,628
<CURRENT-LIABILITIES>                           51,633
<BONDS>                                         14,034
<COMMON>                                           516
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                      7,300
<OTHER-SE>                                      75,989
<TOTAL-LIABILITY-AND-EQUITY>                   149,628
<SALES>                                        163,739
<TOTAL-REVENUES>                               163,739
<CGS>                                          101,793
<TOTAL-COSTS>                                  101,793
<OTHER-EXPENSES>                                69,487
<LOSS-PROVISION>                                   887
<INTEREST-EXPENSE>                               2,113
<INCOME-PRETAX>                                 34,384
<INCOME-TAX>                                    13,760
<INCOME-CONTINUING>                             20,624
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    20,624
<EPS-PRIMARY>                                     0.39
<EPS-DILUTED>                                     0.39