<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEETS AS OF JUNE 30, 1995, AND STATEMENTS OF OPERATIONS FOR THE THREE AND SIX
MONTHS ENDED JUNE 30, 1995, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS
</LEGEND>
       
                                     
<FISCAL-YEAR-END>                        DEC-31-1995
<PERIOD-START>                           JAN-01-1995
<PERIOD-END>                             JUN-30-1995
<PERIOD-TYPE>                            6-MOS
<CASH>                                   5,258,318
<SECURITIES>                             4,923,609
<RECEIVABLES>                            5,387,040
<ALLOWANCES>                             (82,871)
<INVENTORY>                              3,711,865
<CURRENT-ASSETS>                         20,082,891
<PP&E>                                   13,802,908
<DEPRECIATION>                           (5,470,585)
<TOTAL-ASSETS>                           29,213,101
<CURRENT-LIABILITIES>                    3,156,246
<BONDS>                                  0
<COMMON>                                 98,063
<PREFERRED-MANDATORY>                    0
<PREFERRED>                              0
<OTHER-SE>                               25,453,491
<TOTAL-LIABILITY-AND-EQUITY>             29,213,101
<SALES>                                  20,466,015
<TOTAL-REVENUES>                         20,466,015
<CGS>                                    11,089,633
<TOTAL-COSTS>                            3,900,437
<OTHER-EXPENSES>                         (315,599)
<LOSS-PROVISION>                         0
<INTEREST-EXPENSE>                       (225,286)
<INCOME-PRETAX>                          6,016,830
<INCOME-TAX>                             2,105,889
<INCOME-CONTINUING>                      3,910,941
<DISCONTINUED>                           0
<EXTRAORDINARY>                          0
<CHANGES>                                0
<NET-INCOME>                             3,910,941
<EPS-PRIMARY>                            0.39
<EPS-DILUTED>                            0.39