<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
consolidated financial statements of Rofin-Sinar Technologies Inc. and
subsidiaries for the year ended September 30, 2000 and is qualified in its
entirety by reference to such consolidated financial statements.
</LEGEND>
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-END> SEP-30-2000
<CASH> 28,973
<SECURITIES> 0
<RECEIVABLES> 53,259
<ALLOWANCES> 1,957
<INVENTORY> 56,584
<CURRENT-ASSETS> 145,138
<PP&E> 38,991
<DEPRECIATION> 18,411
<TOTAL-ASSETS> 218,414
<CURRENT-LIABILITIES> 82,490
<BONDS> 0
0
0
<COMMON> 76,164
<OTHER-SE> 14,555
<TOTAL-LIABILITY-AND-EQUITY> 218,414
<SALES> 171,187
<TOTAL-REVENUES> 171,187
<CGS> 106,890
<TOTAL-COSTS> 106,890
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 16,079
<INCOME-TAX> 8,202
<INCOME-CONTINUING> 7,877
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 7,877
<EPS-BASIC> 0.68
<EPS-DILUTED> 0.68
</TABLE>