<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FORM FORM 10-K
FOR THE FISCAL YEAR ENDED APRIL 30, 1996.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          APR-30-1996
<PERIOD-START>                             MAY-01-1995
<PERIOD-END>                               APR-30-1996
<CASH>                                          21,688
<SECURITIES>                                         0
<RECEIVABLES>                                   19,980
<ALLOWANCES>                                       335
<INVENTORY>                                     12,041
<CURRENT-ASSETS>                                55,186
<PP&E>                                          18,701
<DEPRECIATION>                                   9,509
<TOTAL-ASSETS>                                  69,077
<CURRENT-LIABILITIES>                           13,160
<BONDS>                                              0
<COMMON>                                           154
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                      55,757
<TOTAL-LIABILITY-AND-EQUITY>                    69,077
<SALES>                                         92,640
<TOTAL-REVENUES>                                92,640
<CGS>                                           52,620
<TOTAL-COSTS>                                   71,384
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                 22,052
<INCOME-TAX>                                     5,674
<INCOME-CONTINUING>                             16,378
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    16,378
<EPS-PRIMARY>                                        0
<EPS-DILUTED>                                     1.02