<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from Form 10-Q for
the quarter ended June 30, 1998 and is qualified in its entirety by reference to
such financial statements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                           3,899
<SECURITIES>                                    15,632
<RECEIVABLES>                                   31,768
<ALLOWANCES>                                     1,001
<INVENTORY>                                     34,391
<CURRENT-ASSETS>                                94,058
<PP&E>                                         104,712
<DEPRECIATION>                                  48,681
<TOTAL-ASSETS>                                 201,458
<CURRENT-LIABILITIES>                           64,004
<BONDS>                                         33,819
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           140
<OTHER-SE>                                      99,178
<TOTAL-LIABILITY-AND-EQUITY>                   201,458
<SALES>                                         89,503
<TOTAL-REVENUES>                                89,503
<CGS>                                           57,951
<TOTAL-COSTS>                                   57,951
<OTHER-EXPENSES>                                33,216
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               1,557
<INCOME-PRETAX>                                (3,221)
<INCOME-TAX>                                     (102)
<INCOME-CONTINUING>                            (3,119)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (3,119)
<EPS-PRIMARY>                                  ($0.22)
<EPS-DILUTED>                                  ($0.22)