<ARTICLE>                     5                     
<MULTIPLIER>                  1
<CURRENCY>                    U.S. Dollars
       
                             
<PERIOD-TYPE>                  YEAR
<FISCAL-YEAR-END>              APR-30-1996    
<PERIOD-START>                 MAY-01-1995
<PERIOD-END>                   APR-30-1996
<EXCHANGE-RATE>                1
<CASH>                          3,143,300
<SECURITIES>                            0
<RECEIVABLES>                   6,966,600
<ALLOWANCES>                      325,000
<INVENTORY>                     4,313,800
<CURRENT-ASSETS>               15,374,900        
<PP&E>                          5,569,200       
<DEPRECIATION>                  3,504,600
<TOTAL-ASSETS>                 23,178,200
<CURRENT-LIABILITIES>           4,857,700
<BONDS>                                 0
<PREFERRED-MANDATORY>                   0
<PREFERRED>                             0
<COMMON>                           48,900
<OTHER-SE>                     16,370,400
<TOTAL-LIABILITY-AND-EQUITY>   23,178,200        
<SALES>                        38,477,800
<TOTAL-REVENUES>               38,477,800
<CGS>                          17,224,400
<TOTAL-COSTS>                  17,224,400
<OTHER-EXPENSES>               17,243,200
<LOSS-PROVISION>                        0
<INTEREST-EXPENSE>                224,000
<INCOME-PRETAX>                 3,786,200
<INCOME-TAX>                    1,375,000
<INCOME-CONTINUING>             2,411,200
<DISCONTINUED>                          0
<EXTRAORDINARY>                         0
<CHANGES>                               0
<NET-INCOME>                    2,411,200
<EPS-PRIMARY>                         .45 
<EPS-DILUTED>                         .45