<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM UNAUDITED
CONDENSED CONSOLIDATED FINANCIAL STATEMENTS AS OF AND FOR THE QUARTER ENDED JUNE
30, 1995.
</LEGEND>
<MULTIPLIER> 1
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-START>                             JAN-01-1995
<PERIOD-END>                               JUN-30-1995
<EXCHANGE-RATE>                                      1
<CASH>                                       4,000,081
<SECURITIES>                                 2,117,097
<RECEIVABLES>                                4,494,930
<ALLOWANCES>                                   144,550
<INVENTORY>                                  6,726,162
<CURRENT-ASSETS>                            18,443,724
<PP&E>                                      12,180,190
<DEPRECIATION>                               6,498,601
<TOTAL-ASSETS>                              30,647,077
<CURRENT-LIABILITIES>                        2,903,144
<BONDS>                                              0
<COMMON>                                        82,982
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                  27,660,951
<TOTAL-LIABILITY-AND-EQUITY>                30,647,077
<SALES>                                     13,257,327
<TOTAL-REVENUES>                            13,257,327
<CGS>                                        5,825,004
<TOTAL-COSTS>                                5,825,004
<OTHER-EXPENSES>                             5,832,153
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              1,868,581
<INCOME-TAX>                                   746,976
<INCOME-CONTINUING>                          1,121,605
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 1,121,605
<EPS-PRIMARY>                                     0.14
<EPS-DILUTED>                                     0.14