<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> MAR-31-1998 <EXCHANGE-RATE> 1 <CASH> 12,556,629 <SECURITIES> 0 <RECEIVABLES> 1,187,041 <ALLOWANCES> 49,971 <INVENTORY> 545,850 <CURRENT-ASSETS> 14,570,963 <PP&E> 18,735,496 <DEPRECIATION> 8,714,656 <TOTAL-ASSETS> 24,771,120 <CURRENT-LIABILITIES> 2,727,149 <BONDS> 0 <COMMON> 53,720 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 20,343,935 <TOTAL-LIABILITY-AND-EQUITY> 24,771,120 <SALES> 1,006,698 <TOTAL-REVENUES> 1,696,901 <CGS> 1,312,538 <TOTAL-COSTS> 1,803,649 <OTHER-EXPENSES> 801,070 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 34,720 <INCOME-PRETAX> (907,818) <INCOME-TAX> 1,256 <INCOME-CONTINUING> (909,074) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (909,074) <EPS-PRIMARY> (0.14) <EPS-DILUTED> (0.14)