<ARTICLE>                     5
<RESTATED>
<MULTIPLIER>                                   1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                              SEP-30-1999
<PERIOD-START>                                 OCT-01-1998
<PERIOD-END>                                   JUN-30-1999
<CASH>                                         5,007
<SECURITIES>                                   2,226
<RECEIVABLES>                                  12,382
<ALLOWANCES>                                   457
<INVENTORY>                                    9,385
<CURRENT-ASSETS>                               30,612
<PP&E>                                         23,552
<DEPRECIATION>                                 8,877
<TOTAL-ASSETS>                                 14,675
<CURRENT-LIABILITIES>                          13,003
<BONDS>                                        20,000
<PREFERRED-MANDATORY>                          0
<PREFERRED>                                    0
<COMMON>                                       2,398
<OTHER-SE>                                     32,958
<TOTAL-LIABILITY-AND-EQUITY>                   35,356
<SALES>                                        39,936
<TOTAL-REVENUES>                               39,936
<CGS>                                          14,467
<TOTAL-COSTS>                                  14,467
<OTHER-EXPENSES>                               18,841
<LOSS-PROVISION>                               0
<INTEREST-EXPENSE>                             1,837
<INCOME-PRETAX>                                4,968
<INCOME-TAX>                                   2,062
<INCOME-CONTINUING>                            2,906
<DISCONTINUED>                                 0
<EXTRAORDINARY>                                0
<CHANGES>                                      0
<NET-INCOME>                                   2,906
<EPS-BASIC>                                  0.20
<EPS-DILUTED>                                  0.20