<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED STATEMENTS OF OPERATIONS FOUND ON PAGES 3 AND 4 OF THE COMPANY'S
FORM 10-Q/A FOR THE YEAR TO DATE, AND IS QUALIFIELD IN ITS ENTIRETY BY REFERENCE
TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-START>                             JAN-01-1995
<PERIOD-END>                               JUN-30-1995
<CASH>                                           4,687
<SECURITIES>                                    28,531
<RECEIVABLES>                                   28,399
<ALLOWANCES>                                     2,515
<INVENTORY>                                     18,877
<CURRENT-ASSETS>                                83,123
<PP&E>                                          22,067
<DEPRECIATION>                                  15,401
<TOTAL-ASSETS>                                  94,830
<CURRENT-LIABILITIES>                           22,665
<BONDS>                                          1,330
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        61,975
<OTHER-SE>                                       8,860
<TOTAL-LIABILITY-AND-EQUITY>                    94,830
<SALES>                                         72,559
<TOTAL-REVENUES>                                72,559
<CGS>                                           45,435
<TOTAL-COSTS>                                   45,435
<OTHER-EXPENSES>                                27,152
<LOSS-PROVISION>                                   300
<INTEREST-EXPENSE>                               (615)
<INCOME-PRETAX>                                    587
<INCOME-TAX>                                       198
<INCOME-CONTINUING>                                389
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       389
<EPS-PRIMARY>                                     0.02
<EPS-DILUTED>                                     0.02