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Name of Entity						State or Other Jurisdiction of Incorporation or Organization
DOMESTIC
CCOP International Holdings Inc.						Delaware
LumentumRadiant GmbH - U.S. Branch						California
Lumentum Inc.						Delaware
Lumentum Designs LLC						Delaware
Lumentum Operations LLC						Delaware
Lumentum Italy Inc.						Delaware
Lumentum Fiber Optics, Inc.						Delaware
Lumentum Optics Inc.						Delaware
Lumentum Systems LP						Delaware
Neptune Merger Sub., Inc.						Delaware
INTERNATIONAL
Bookham International Ltd.						Cayman Islands
Bookham Nominees Ltd.						United Kingdom
LumentumEdge GmbH						Switzerland
LumentumRadiant GmbH						Switzerland
Lumentum Asia Limited						Hong Kong
Lumentum (BVI) Ltd						British Virgin Islands
Lumentum Canada Ltd.						Canada
Lumentum Cayman Limited						Cayman Islands
Lumentum Communication Technology (Shenzhen) Co., Ltd.						China
Lumentum d.o.o. Optična vlakna						Slovenia
Lumentum HoldCo Limited						Hong Kong
Lumentum HoldCo Limited, Philippine Branch						Philippines
Lumentum HoldCo Limited - Taiwan Branch						Taiwan
Lumentum International (Thailand) Co., Ltd.						Thailand
Lumentum International (Thailand) Co., Ltd. - Branch						Thailand
Lumentum International Tech Co.						Cayman Islands
Lumentum Israel Ltd						Israel
Lumentum Italy Inc. - Branch						Italy
Lumentum Japan Inc.						Japan
Lumentum G.K.						Japan
Lumentum Netherlands B.V.						Netherlands
Lumentum Netherlands B.V. - France Branch						France
Lumentum Netherlands B.V. - Germany Branch						Germany
Lumentum Ottawa Inc.						Canada
Lumentum SK Limited						South Korea
Lumentum Switzerland AG						Switzerland
Lumentum Taiwan Co., Ltd.						Taiwan


Lumentum Technologies Limited						Canada
Lumentum Technology UK Limited						United Kingdom
Oclaro Germany GmbH						Germany
Oclaro Innovations LLP						United Kingdom
Oclaro Malaysia Sdn Bhd						Malaysia
Oclaro Technology (Shenzhen) Co. Ltd.						China