WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

  

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE SHEET
AS OF JUNE 30, 1996, AND STATEMENT OF OPERATIONS FOR THE PERIOD ENDED JUNE 30, 1996,
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                                 
<PERIOD-TYPE>                        6-MOS
<FISCAL-YEAR-END>                    DEC-31-1996
<PERIOD-START>                       APR-01-1996
<PERIOD-END>                         JUN-30-1996
<CASH>                               2,453,546
<SECURITIES>                         1,643,803
<RECEIVABLES>                        6,019,772
<ALLOWANCES>                         (100,595)
<INVENTORY>                          4,008,159
<CURRENT-ASSETS>                     14,784,361
<PP&E>                               18,103,293
<DEPRECIATION>                       6,600,256
<TOTAL-ASSETS>                       26,869,828
<CURRENT-LIABILITIES>                3,281,595
<BONDS>                              0
<COMMON>                             90,342
<PREFERRED-MANDATORY>                0
<PREFERRED>                          0
<OTHER-SE>                           23,023,848
<TOTAL-LIABILITY-AND-EQUITY>         26,869,828
<SALES>                              20,056,766
<TOTAL-REVENUES>                     20,056,766
<CGS>                                10,456,480
<TOTAL-COSTS>                        3,707,596
<OTHER-EXPENSES>                     (1,075,939)
<LOSS-PROVISION>                     0
<INTEREST-EXPENSE>                   (268,054)
<INCOME-PRETAX>                      7,236,683
<INCOME-TAX>                         2,582,292
<INCOME-CONTINUING>                  4,654,391
<DISCONTINUED>                       0
<EXTRAORDINARY>                      0
<CHANGES>                            0
<NET-INCOME>                         4,654,391
<EPS-PRIMARY>                        0.47
<EPS-DILUTED>                        0.47