CONSENT OF ARTHUR ANDERSEN LLP

Published on September 24, 1999


EXHIBIT 23.3




CONSENT OF ARTHUR ANDERSEN LLP

As independent public accountants, we hereby consent to the use of our report
(and to all references to our Firm) dated March 21, 1997 on the statements of
operations, stockholders' equity and cash flows and the related footnote
information of MicroOptical Devices, Inc. for the year ended December 31, 1996,
incorporated by reference in this registration statement under Form S-3 for
EMCORE Corporation.



/s/ ARTHUR ANDERSEN LLP
Albuquerque, New Mexico
September 23, 1999