<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED FINANCIAL STATEMENTS OF EMCORE CORPORATION FOR THE
QUARTERLY PERIOD ENDED JUNE 30,2000, AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.


                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          SEP-30-2000
<PERIOD-END>                               JUN-30-2000
<CASH>                                         120,048
<SECURITIES>                                         0
<RECEIVABLES>                                   20,258
<ALLOWANCES>                                     (592)
<INVENTORY>                                     32,457
<CURRENT-ASSETS>                                 3,225
<PP&E>                                          86,798
<DEPRECIATION>                                (29,565)
<TOTAL-ASSETS>                                 246,014
<CURRENT-LIABILITIES>                           33,286
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       313,460
<OTHER-SE>                                   (102,125)
<TOTAL-LIABILITY-AND-EQUITY>                   246,014
<SALES>                                         30,023
<TOTAL-REVENUES>                                30,023
<CGS>                                           17,537
<TOTAL-COSTS>                                   17,537
<OTHER-EXPENSES>                                13,936
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  10
<INCOME-PRETAX>                                (1,460)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (1,460)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (1,460)
<EPS-BASIC>                                     (0.09)
<EPS-DILUTED>                                   (0.09)