Bookham to Present at Cowen and Company Technology Conference

SAN JOSE, Calif., May 23 /PRNewswire-FirstCall/ — Bookham, Inc., , a leading provider of optical components, modules and subsystems, today announced that Steve Abely, Bookham’s Chief Financial Officer, will present at the Cowen and Company Technology Conference on Thursday, May 31 at the New York Palace Hotel in New York City.

   Event:          Cowen and Company Technology Conference   Date:           Thursday, May 31, 2007   Presentation:   9:20 a.m. Eastern Time   Location:       The New York Palace Hotel — New York   Webcast:        http://www.bookham.com/    About Bookham  

Bookham, Inc. is a global leader in the design, manufacture and marketing of optical components, modules and subsystems. The company’s optical components, modules and subsystems are used in various applications and industries, including telecommunications, data communications, aerospace, industrial and military. Since 2002, the company has acquired the optical components businesses from Nortel Networks and Marconi, as well as Ignis Optics, Inc., the business of Cierra Photonics Inc., New Focus, Inc., Onetta, Inc., and Avalon Photonics. The company has manufacturing facilities in the UK, US, Canada, China and Switzerland; and offices in the US, UK, Canada, France and Italy and employs approximately 2000 people worldwide. More information on Bookham, Inc. is available at http://www.bookham.com/.

Bookham and all other Bookham, Inc. product names and slogans are trademarks or registered trademarks of Bookham, Inc. in the USA or other countries.

Bookham, Inc.

CONTACT: Jim Fanucchi of Summit IR Group Inc., +1-408-404-5400,ir@bookham.com, for Bookham, Inc.

Web site: http://www.bookham.com/