<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF OPERATIONS, FOUND ON
PAGES 3 AND 4 OF THE COMPANY'S FORM 10-Q FOR THE YEAR TO DATE JUNE 30, 1998 AND
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                             677
<SECURITIES>                                         0
<RECEIVABLES>                                    1,627
<ALLOWANCES>                                         0
<INVENTORY>                                        404
<CURRENT-ASSETS>                                 3,196
<PP&E>                                           7,909
<DEPRECIATION>                                   5,998
<TOTAL-ASSETS>                                  13,011
<CURRENT-LIABILITIES>                            9,312
<BONDS>                                              0
<PREFERRED-MANDATORY>                            2,793
<PREFERRED>                                          0
<COMMON>                                        61,402
<OTHER-SE>                                    (64,629)
<TOTAL-LIABILITY-AND-EQUITY>                    13,011
<SALES>                                          6,535
<TOTAL-REVENUES>                                 6,535
<CGS>                                            3,889
<TOTAL-COSTS>                                    3,889
<OTHER-EXPENSES>                                 1,351
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               (332)
<INCOME-PRETAX>                                (4,467)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (4,467)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (4,467)
<EPS-PRIMARY>                                    (.49)
<EPS-DILUTED>                                    (.49)