<ARTICLE>      5
<LEGEND>       THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED
               FROM THE ACCOMPANYING CONDENSED CONSOLIDATED FINANCIAL
               STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
               SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                                                     
<PERIOD-TYPE>                        3-MOS                 3-MOS
<FISCAL-YEAR-END>                    MAY-31-2001           MAY-31-2000
<PERIOD-START>                       JUN-01-2000           JUN-01-1999
<PERIOD-END>                         AUG-31-2000           AUG-31-1999
<CASH>                                   9,718                 3,541
<SECURITIES>                             5,481                16,998
<RECEIVABLES>                            7,809                 4,118
<ALLOWANCES>                               172                   125
<INVENTORY>                             10,489                 9,488
<CURRENT-ASSETS>                        36,529                36,688
<PP&E>                                  10,175                 9,347
<DEPRECIATION>                           7,665                 7,512
<TOTAL-ASSETS>                          40,198                41,131
<CURRENT-LIABILITIES>                    4,558                 5,038
<BONDS>                                      0                     0
<PREFERRED-MANDATORY>                        0                     0
<PREFERRED>                                  0                     0
<COMMON>                                    70                    68
<OTHER-SE>                              34,715                35,628
<TOTAL-LIABILITY-AND-EQUITY>            40,198                41,131
<SALES>                                  8,569                 4,356
<TOTAL-REVENUES>                         8,569                 4,356
<CGS>                                    5,320                 3,207
<TOTAL-COSTS>                            5,320                 3,207
<OTHER-EXPENSES>                         3,270                 2,907
<LOSS-PROVISION>                            21                (1,758)
<INTEREST-EXPENSE>                        (230)               (1,144)
<INCOME-PRETAX>                            209                  (902)
<INCOME-TAX>                               133                  (376)
<INCOME-CONTINUING>                         76                  (768)
<DISCONTINUED>                               0                     0
<EXTRAORDINARY>                              0                     0
<CHANGES>                                    0                     0
<NET-INCOME>                                76                  (768)
<EPS-BASIC>                            $0.01                ($0.11)
<EPS-DILUTED>                            $0.01                ($0.11)