<ARTICLE> 5
<LEGEND>
This  schedule  contains  summary  financial   information  extracted  from  the
financial  statements of the Company for the 12-month  period ended December 31,
1996 and is qualified in its entirety by reference to such financial statements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               DEC-31-1996
<CASH>                                           2,043
<SECURITIES>                                    19,585
<RECEIVABLES>                                    6,490
<ALLOWANCES>                                       465
<INVENTORY>                                      5,920
<CURRENT-ASSETS>                                37,454
<PP&E>                                           7,686
<DEPRECIATION>                                   5,539
<TOTAL-ASSETS>                                  62,733
<CURRENT-LIABILITIES>                            8,931
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        30,913
<OTHER-SE>                                      22,889
<TOTAL-LIABILITY-AND-EQUITY>                    62,733
<SALES>                                         52,078
<TOTAL-REVENUES>                                52,078
<CGS>                                           21,457
<TOTAL-COSTS>                                   47,727
<OTHER-EXPENSES>                               (2,495)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                  6,846
<INCOME-TAX>                                     2,149
<INCOME-CONTINUING>                              4,697
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     4,697
<EPS-PRIMARY>                                     0.52
<EPS-DILUTED>                                     0.50