<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
SEPTEMBER 30, 1998 FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               SEP-30-1998
<CASH>                                       1,496,554
<SECURITIES>                                18,742,912
<RECEIVABLES>                                6,663,534
<ALLOWANCES>                                         0
<INVENTORY>                                 15,918,828
<CURRENT-ASSETS>                            44,181,298
<PP&E>                                      21,053,667
<DEPRECIATION>                            (11,278,925)
<TOTAL-ASSETS>                              61,848,325
<CURRENT-LIABILITIES>                        3,694,479
<BONDS>                                              0
<COMMON>                                     1,537,993
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                  55,661,232
<TOTAL-LIABILITY-AND-EQUITY>                61,848,325
<SALES>                                     32,607,958
<TOTAL-REVENUES>                            32,607,958
<CGS>                                       23,373,332
<TOTAL-COSTS>                               23,373,332
<OTHER-EXPENSES>                            11,110,108
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                            (1,111,776)
<INCOME-TAX>                                 (332,000)
<INCOME-CONTINUING>                          (779,776)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 (779,776)
<EPS-PRIMARY>                                    (.66)
<EPS-DILUTED>                                    (.66)