Exhibit 23.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the reference to our firm under the caption “Experts” and to the use of our report dated August 27, 2007, except for Note 12, as to which the date is August 29, 2008, in Amendment No. 1 to the Registration Statement (Form S-4 No. 333-157528) and related joint proxy statement/prospectus of Bookham, Inc. for the registration of 96,867,383 shares of its common stock.

/s/ Ernst & Young LLP

San Jose, California
March 12, 2009