<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONSOLIDATED
FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               MAR-31-1997
<CASH>                                          19,219
<SECURITIES>                                         0
<RECEIVABLES>                                   12,866
<ALLOWANCES>                                         0
<INVENTORY>                                      9,114
<CURRENT-ASSETS>                                43,143
<PP&E>                                          30,271
<DEPRECIATION>                                 (8,340)
<TOTAL-ASSETS>                                  65,074
<CURRENT-LIABILITIES>                            6,521
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           146
<OTHER-SE>                                      56,579
<TOTAL-LIABILITY-AND-EQUITY>                    65,074
<SALES>                                         17,840
<TOTAL-REVENUES>                                17,840
<CGS>                                            8,847
<TOTAL-COSTS>                                    8,847
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                  7,170
<INCOME-TAX>                                     2,584
<INCOME-CONTINUING>                              4,586
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     4,586
<EPS-PRIMARY>                                      .31
<EPS-DILUTED>                                      .31