Oclaro 10-K 2018 FY Annual report

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We have issued our reports dated August 23, 2018, with respect to the consolidated financial statements and internal control over financial reporting included in the Annual Report of Oclaro, Inc. on Form 10-K for the year ended June 30, 2018. We consent to the incorporation by reference of said reports in the Registration Statements of Oclaro, Inc. on Forms S-3 (File Nos. 333-212455, 333-142270, 333-137719, 333-133460, 333-132069 and 333-122630) and Forms S-8 (File Nos. 333-215139, 333-208057, 333-200412, 333-183331, 333-179255, 333-172712, 333-158973, 333-149072, 333-129825, 333-13388, 333-119011, 333-113341 and 333-223412).

/s/ GRANT THORNTON LLP

San Francisco, California

August 23, 2018