<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. DOLLAR <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> JUN-30-2000 <EXCHANGE-RATE> 1 <CASH> 28,226,960 <SECURITIES> 0 <RECEIVABLES> 7,221,718 <ALLOWANCES> 65,000 <INVENTORY> 8,898,361 <CURRENT-ASSETS> 46,447,703 <PP&E> 19,132,237 <DEPRECIATION> 9,896,519 <TOTAL-ASSETS> 55,789,939 <CURRENT-LIABILITIES> 7,213,410 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 66,452 <OTHER-SE> 48,485,186 <TOTAL-LIABILITY-AND-EQUITY> 55,789,939 <SALES> 7,625,162 <TOTAL-REVENUES> 7,959,342 <CGS> 4,965,042 <TOTAL-COSTS> 5,185,482 <OTHER-EXPENSES> 3,167,087 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 8,295 <INCOME-PRETAX> (393,227) <INCOME-TAX> 1,256 <INCOME-CONTINUING> (394,483) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (394,483) <EPS-BASIC> (.05) <EPS-DILUTED> (.05)