<ARTICLE> 5
       
                                                    
<PERIOD-TYPE>                   12-MOS                  12-MOS
<FISCAL-YEAR-END>                        DEC-31-1995             DEC-31-1996
<PERIOD-START>                           JAN-01-1995             JAN-01-1996
<PERIOD-END>                             DEC-31-1995             DEC-31-1996
<CASH>                                         35817                 9575240
<SECURITIES>                                       0                 1464277
<RECEIVABLES>                                 180365                  550738
<ALLOWANCES>                                    4125                   12983
<INVENTORY>                                   280229                  351330
<CURRENT-ASSETS>                              527794                12015191
<PP&E>                                       1027462                 1238584
<DEPRECIATION>                                550436                  642994
<TOTAL-ASSETS>                               1240108                12955791
<CURRENT-LIABILITIES>                        1178067                  827765
<BONDS>                                       136206                    8350
<COMMON>                                        2189                   69256
<PREFERRED-MANDATORY>                              0                       0
<PREFERRED>                                    31945                       0
<OTHER-SE>                                  (108299)                12050420
<TOTAL-LIABILITY-AND-EQUITY>                 1240108                12955791
<SALES>                                      1653869                 1837704
<TOTAL-REVENUES>                             2591292<F1>             3930859<F1>
<CGS>                                        1048937                 1136272
<TOTAL-COSTS>                                3318908                 4991221
<OTHER-EXPENSES>                               45090                       0
<LOSS-PROVISION>                                   0                       0
<INTEREST-EXPENSE>                             60816                   41934
<INCOME-PRETAX>                            (1882459)               (2238568)
<INCOME-TAX>                                       0                       0
<INCOME-CONTINUING>                        (1882459)               (2238568)
<DISCONTINUED>                                     0                       0
<EXTRAORDINARY>                                    0                       0
<CHANGES>                                          0                       0
<NET-INCOME>                               (1882459)               (2238568)
<EPS-PRIMARY>                                  (.36)                   (.43)
<EPS-DILUTED>                                  (.36)                   (.43)
<FN>

<F1> Includes interest income of $16486 for PE 12-31-95 and $239055 for PE 
     12-31-96.
</FN>