<ARTICLE>                     5
<LEGEND>

This  schedule  contains  summary  financial   information  extracted  from  the
consolidated  financial statements and is qualified in its entirety by reference
to such statements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                             MAR-31-1998
<PERIOD-END>                                  DEC-31-1997
<CASH>                                          8,849,517    
<SECURITIES>                                   16,822,964    
<RECEIVABLES>                                   7,070,499    
<ALLOWANCES>                                      150,000    
<INVENTORY>                                     8,805,754    
<CURRENT-ASSETS>                               41,836,759    
<PP&E>                                          5,388,069    
<DEPRECIATION>                                    975,743    
<TOTAL-ASSETS>                                 49,144,314    
<CURRENT-LIABILITIES>                           7,896,251    
<BONDS>                                                 0    
<PREFERRED-MANDATORY>                                   0    
<PREFERRED>                                             0    
<COMMON>                                           99,828    
<OTHER-SE>                                     41,165,798    
<TOTAL-LIABILITY-AND-EQUITY>                   49,144,314    
<SALES>                                        26,175,916    
<TOTAL-REVENUES>                               26,175,916    
<CGS>                                          12,226,464    
<TOTAL-COSTS>                                  13,206,110    
<OTHER-EXPENSES>                                        0    
<LOSS-PROVISION>                                        0    
<INTEREST-EXPENSE>                                 77,468    
<INCOME-PRETAX>                                 1,523,935    
<INCOME-TAX>                                      (13,861)   
<INCOME-CONTINUING>                             1,537,196    
<DISCONTINUED>                                          0    
<EXTRAORDINARY>                                         0    
<CHANGES>                                               0    
<NET-INCOME>                                    1,537,796    
<EPS-PRIMARY>                                        0.17 
<EPS-DILUTED>                                        0.16