<ARTICLE> 5
<MULTIPLIER> 1000
<CURRENCY> US DOLLARS
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               DEC-31-1996
<EXCHANGE-RATE>                                      1
<CASH>                                           3,565
<SECURITIES>                                    15,417
<RECEIVABLES>                                    7,839
<ALLOWANCES>                                       218
<INVENTORY>                                      7,254
<CURRENT-ASSETS>                                34,369
<PP&E>                                          32,601
<DEPRECIATION>                                  14,711
<TOTAL-ASSETS>                                  62,456
<CURRENT-LIABILITIES>                           10,053
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           540
<OTHER-SE>                                           0
<TOTAL-LIABILITY-AND-EQUITY>                    62,456
<SALES>                                         61,571
<TOTAL-REVENUES>                                61,571
<CGS>                                           39,196
<TOTAL-COSTS>                                   59,969
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 471
<INCOME-PRETAX>                                  5,537
<INCOME-TAX>                                     1,882
<INCOME-CONTINUING>                              3,655
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     3,655
<EPS-PRIMARY>                                      .62
<EPS-DILUTED>                                      .61