<ARTICLE>                              5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
ACCOMPANYING FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE
TO SUCH FINANCIAL STATEMENTS

<MULTIPLIER>                          1,000

                                   
<PERIOD-TYPE>                               6-MOS
<FISCAL-YEAR-END>                     DEC-31-2000
<PERIOD-START>                        JAN-01-2000
<PERIOD-END>                          JUN-30-2000
<CASH>                                      7,786
<SECURITIES>                                    0
<RECEIVABLES>                               1,783
<ALLOWANCES>                                    5
<INVENTORY>                                   991
<CURRENT-ASSETS>                           10,914
<PP&E>                                      4,380
<DEPRECIATION>                              3,597
<TOTAL-ASSETS>                             12,753
<CURRENT-LIABILITIES>                       4,272
<BONDS>                                         0
<PREFERRED-MANDATORY>                           0
<PREFERRED>                                     0
<COMMON>                                       23
<OTHER-SE>                                  8,458
<TOTAL-LIABILITY-AND-EQUITY>               12,753
<SALES>                                     7,528
<TOTAL-REVENUES>                           11,315
<CGS>                                       7,772
<TOTAL-COSTS>                              10,253
<OTHER-EXPENSES>                              270
<LOSS-PROVISION>                                0
<INTEREST-EXPENSE>                              0
<INCOME-PRETAX>                             2,838
<INCOME-TAX>                                   57
<INCOME-CONTINUING>                         2,781
<DISCONTINUED>                                  0
<EXTRAORDINARY>                                 0
<CHANGES>                                       0
<NET-INCOME>                                2,511
<EPS-BASIC>                                1.10
<EPS-DILUTED>                                1.07