<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEETS AND CONSOLIDATED STATEMENTS OF INCOME FOUND ON PAGES
1 AND 3 OF THE COMPANY'S 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>                                           4,984
<SECURITIES>                                    14,320
<RECEIVABLES>                                   24,306
<ALLOWANCES>                                       707
<INVENTORY>                                     23,705
<CURRENT-ASSETS>                                69,111
<PP&E>                                          20,436
<DEPRECIATION>                                   9,263
<TOTAL-ASSETS>                                  80,473
<CURRENT-LIABILITIES>                           13,351
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           163
<OTHER-SE>                                      66,432
<TOTAL-LIABILITY-AND-EQUITY>                    80,473
<SALES>                                         60,512
<TOTAL-REVENUES>                                60,512
<CGS>                                           30,780
<TOTAL-COSTS>                                   30,780
<OTHER-EXPENSES>                                18,692
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                 11,502
<INCOME-TAX>                                     4,371
<INCOME-CONTINUING>                              7,131
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     7,131
<EPS-PRIMARY>                                     0.42
<EPS-DILUTED>                                     0.42