<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS FINANCIAL INFORMATION EXTRACTED FROM THE RESTATED CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF OPERATIONS FOUND ON PAGES 28 AND 29 OF THE COMPANY'S FORM 10-K FOR THE YEAR ENDED 12/31/97 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <CASH> 1,938 <SECURITIES> 0 <RECEIVABLES> 3,045 <ALLOWANCES> 0 <INVENTORY> 460 <CURRENT-ASSETS> 6,209 <PP&E> 7,960 <DEPRECIATION> 5,690 <TOTAL-ASSETS> 15,836 <CURRENT-LIABILITIES> 8,186 <BONDS> 0 <PREFERRED-MANDATORY> 2,682 <PREFERRED> 0 <COMMON> 61,600 <OTHER-SE> (60,162) <TOTAL-LIABILITY-AND-EQUITY> 15,836 <SALES> 17,773 <TOTAL-REVENUES> 17,773 <CGS> 9,383 <TOTAL-COSTS> 9,383 <OTHER-EXPENSES> 4,155 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (447) <INCOME-PRETAX> (8,439) <INCOME-TAX> 0 <INCOME-CONTINUING> (8,439) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (8,439) <EPS-PRIMARY> (.90) <EPS-DILUTED> (.90)