<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from
FORM 10-Q for the quarter ended June 30, 1997, and is qualified in
its entirety by reference to such financial staements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                         4415000
<SECURITIES>                                  17654000
<RECEIVABLES>                                 30794000
<ALLOWANCES>                                   1019000
<INVENTORY>                                   33269000
<CURRENT-ASSETS>                              89461000
<PP&E>                                        95279000
<DEPRECIATION>                                39557000
<TOTAL-ASSETS>                               164060000
<CURRENT-LIABILITIES>                         46361000
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        142000
<OTHER-SE>                                    97606000
<TOTAL-LIABILITY-AND-EQUITY>                 164060000
<SALES>                                       41789000
<TOTAL-REVENUES>                              41789000
<CGS>                                         24931000
<TOTAL-COSTS>                                 24931000
<OTHER-EXPENSES>                              12978000
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              675000
<INCOME-PRETAX>                                3903000
<INCOME-TAX>                                   1310000
<INCOME-CONTINUING>                            2593000
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   2593000
<EPS-PRIMARY>                                      .18
<EPS-DILUTED>                                      .18