<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION FROM THE ACCOMPANYING
FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               MAR-31-1997
<CASH>                                       4,706,389
<SECURITIES>                                         0
<RECEIVABLES>                               12,532,830
<ALLOWANCES>                                   176,892
<INVENTORY>                                  7,361,209
<CURRENT-ASSETS>                            25,161,023
<PP&E>                                       6,846,858
<DEPRECIATION>                               3,075,446
<TOTAL-ASSETS>                              32,597,647
<CURRENT-LIABILITIES>                        9,977,214
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        22,641
<OTHER-SE>                                  22,597,792
<TOTAL-LIABILITY-AND-EQUITY>                32,597,647
<SALES>                                     16,825,836
<TOTAL-REVENUES>                            17,367,519
<CGS>                                        7,326,613
<TOTAL-COSTS>                               13,001,473
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              4,414,467
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                          4,414,467
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 4,414,467
<EPS-PRIMARY>                                      .19
<EPS-DILUTED>                                      .19