<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE 
BALANCE SHEETS AS OF JUNE 30, 1997, AND STATEMENTS OF OPERATIONS FOR THE 
PERIODS ENDED JUNE 30, 1997, AND IS QUALIFIED IN ITS ENTIRETY BY 
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                                 
<PERIOD-TYPE>                              6-MOS
<FISCAL-YEAR-END>                    DEC-31-1997
<PERIOD-START>                       JAN-01-1997
<PERIOD-END>                         JUN-30-1997
<CASH>                                 2,439,956
<SECURITIES>                             165,000   
<RECEIVABLES>                          3,155,283   
<ALLOWANCES>                             (63,369)  
<INVENTORY>                            6,389,444   
<CURRENT-ASSETS>                      13,559,632   
<PP&E>                                20,760,316   
<DEPRECIATION>                        (7,590,066)  
<TOTAL-ASSETS>                        27,630,639   
<CURRENT-LIABILITIES>                  5,537,336   
<BONDS>                                        0   
<COMMON>                                  83,888   
<PREFERRED-MANDATORY>                          0   
<PREFERRED>                                    0   
<OTHER-SE>                            21,500,020   
<TOTAL-LIABILITY-AND-EQUITY>          27,630,639   
<SALES>                               10,273,971   
<TOTAL-REVENUES>                      10,273,971   
<CGS>                                  4,895,164   
<TOTAL-COSTS>                          3,203,185   
<OTHER-EXPENSES>                        (835,759)  
<LOSS-PROVISION>                               0   
<INTEREST-EXPENSE>                        13,858   
<INCOME-PRETAX>                        2,997,523   
<INCOME-TAX>                           1,062,153   
<INCOME-CONTINUING>                    1,935,370   
<DISCONTINUED>                                 0   
<EXTRAORDINARY>                                0   
<CHANGES>                                      0   
<NET-INCOME>                           1,935,370   
<EPS-PRIMARY>                               0.22   
<EPS-DILUTED>                               0.22