<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
</LEGEND>
<MULTIPLIER>                           1,000

                                    
<PERIOD-TYPE>                          6-MOS
<FISCAL-YEAR-END>                      DEC-31-1999
<PERIOD-START>                         JAN-01-1999
<PERIOD-END>                           JUN-30-1999
<CASH>                                       3,969
<SECURITIES>                                     0
<RECEIVABLES>                                2,057
<ALLOWANCES>                                     5
<INVENTORY>                                    735
<CURRENT-ASSETS>                             7,023
<PP&E>                                       4,993
<DEPRECIATION>                               3,512
<TOTAL-ASSETS>                               8,771
<CURRENT-LIABILITIES>                        4,485
<BONDS>                                          0
<COMMON>                                        23
<PREFERRED-MANDATORY>                            0
<PREFERRED>                                      0
<OTHER-SE>                                   4,263
<TOTAL-LIABILITY-AND-EQUITY>                 8,771
<SALES>                                      1,175
<TOTAL-REVENUES>                             5,555
<CGS>                                        2,113
<TOTAL-COSTS>                                4,429
<OTHER-EXPENSES>                                 0
<LOSS-PROVISION>                                 0
<INTEREST-EXPENSE>                               0
<INCOME-PRETAX>                              1,225
<INCOME-TAX>                                    16
<INCOME-CONTINUING>                          1,209
<DISCONTINUED>                                   0
<EXTRAORDINARY>                                  0
<CHANGES>                                        0
<NET-INCOME>                                 1,209
<EPS-BASIC>                                 0.53
<EPS-DILUTED>                                 0.53