<ARTICLE> 5 <RESTATED> <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> DEC-31-1998 <CASH> 1,048,425 <SECURITIES> 0 <RECEIVABLES> 1,321,782 <ALLOWANCES> 0 <INVENTORY> 2,269,016 <CURRENT-ASSETS> 4,855,787 <PP&E> 4,613,566 <DEPRECIATION> 2,680,523 <TOTAL-ASSETS> 6,860,405 <CURRENT-LIABILITIES> 2,209,606 <BONDS> 2,258,709 <PREFERRED-MANDATORY> 3,097,368 <PREFERRED> 0 <COMMON> 46,307,927 <OTHER-SE> (47,614,964) <TOTAL-LIABILITY-AND-EQUITY> 6,860,405 <SALES> 8,219,586 <TOTAL-REVENUES> 8,219,586 <CGS> 9,836,379 <TOTAL-COSTS> 9,836,379 <OTHER-EXPENSES> 4,248,779 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 199,572 <INCOME-PRETAX> (9,769,853) <INCOME-TAX> 0 <INCOME-CONTINUING> (9,769,853) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (9,769,853) <EPS-BASIC> (.87) <EPS-DILUTED> (.87)