<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEETS AND CONSOLIDATED STATEMENTS OF OPERATIONS FOUND ON
PAGES 3 AND 4 OF THE COMPANY'S FORM 10-Q FOR THE YEAR TO DATE, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               JUN-30-1996
<CASH>                                          10,983
<SECURITIES>                                    15,455
<RECEIVABLES>                                   26,418
<ALLOWANCES>                                     3,120
<INVENTORY>                                     15,305
<CURRENT-ASSETS>                                74,785
<PP&E>                                          24,821
<DEPRECIATION>                                  18,796
<TOTAL-ASSETS>                                  84,129
<CURRENT-LIABILITIES>                           20,100
<BONDS>                                            571
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        65,336
<OTHER-SE>                                     (1,878)
<TOTAL-LIABILITY-AND-EQUITY>                    84,129
<SALES>                                         59,767
<TOTAL-REVENUES>                                59,767
<CGS>                                           44,902
<TOTAL-COSTS>                                   44,902
<OTHER-EXPENSES>                                33,134
<LOSS-PROVISION>                                   690
<INTEREST-EXPENSE>                                 824
<INCOME-PRETAX>                               (10,513)
<INCOME-TAX>                                   (4,206)
<INCOME-CONTINUING>                            (6,307)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (6,307)
<EPS-PRIMARY>                                   (0.38)
<EPS-DILUTED>                                   (0.38)