
<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE MARCH
31, 2000 FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>

<S>                             <C>
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-END>                               MAR-31-2000
<CASH>                                       3,078,903
<SECURITIES>                                17,893,949
<RECEIVABLES>                                7,670,866
<ALLOWANCES>                                   343,097
<INVENTORY>                                 18,639,999
<CURRENT-ASSETS>                            47,966,624
<PP&E>                                      24,006,175
<DEPRECIATION>                              12,027,359
<TOTAL-ASSETS>                              68,450,272
<CURRENT-LIABILITIES>                        7,973,673
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                     1,537,993
<OTHER-SE>                                  58,585,496
<TOTAL-LIABILITY-AND-EQUITY>                68,450,272
<SALES>                                     16,808,032
<TOTAL-REVENUES>                            16,808,032
<CGS>                                        9,854,404
<TOTAL-COSTS>                                9,854,404
<OTHER-EXPENSES>                             5,943,772
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              1,311,852
<INCOME-TAX>                                   442,000
<INCOME-CONTINUING>                            869,852
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   869,852
<EPS-BASIC>                                     0.74
<EPS-DILUTED>                                     0.74


</TABLE>
