<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               SEP-30-1997
<CASH>                                           2,905
<SECURITIES>                                         0
<RECEIVABLES>                                   16,685
<ALLOWANCES>                                     1,007
<INVENTORY>                                     21,616
<CURRENT-ASSETS>                                42,099
<PP&E>                                          18,913
<DEPRECIATION>                                  13,323
<TOTAL-ASSETS>                                  53,440
<CURRENT-LIABILITIES>                           19,681
<BONDS>                                          1,701
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        50,855
<OTHER-SE>                                    (19,529)
<TOTAL-LIABILITY-AND-EQUITY>                    53,440
<SALES>                                         46,674
<TOTAL-REVENUES>                                46,674
<CGS>                                           24,969
<TOTAL-COSTS>                                   24,969
<OTHER-EXPENSES>                                18,318
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  24
<INCOME-PRETAX>                                  3,363
<INCOME-TAX>                                       637
<INCOME-CONTINUING>                              2,726
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,538
<EPS-PRIMARY>                                      .20
<EPS-DILUTED>                                      .20