<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-25-1997
<PERIOD-START>                             DEC-27-1996
<PERIOD-END>                               JUN-26-1997
<CASH>                                           4,664
<SECURITIES>                                    15,553
<RECEIVABLES>                                   10,593
<ALLOWANCES>                                       393
<INVENTORY>                                      7,198
<CURRENT-ASSETS>                                40,051
<PP&E>                                          22,090
<DEPRECIATION>                                  18,017
<TOTAL-ASSETS>                                  46,955
<CURRENT-LIABILITIES>                           18,649
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        15,813    
<OTHER-SE>                                       8,712
<TOTAL-LIABILITY-AND-EQUITY>                    46,955
<SALES>                                         30,076
<TOTAL-REVENUES>                                30,076
<CGS>                                           15,385
<TOTAL-COSTS>                                   15,552
<OTHER-EXPENSES>                               (2,531)
<LOSS-PROVISION>                                    63
<INTEREST-EXPENSE>                                 109
<INCOME-PRETAX>                                  1,498
<INCOME-TAX>                                        72
<INCOME-CONTINUING>                              1,426
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,426
<EPS-PRIMARY>                                     0.20
<EPS-DILUTED>                                     0.20