Manufacturing Excellence - NASDAQ

1 1 2008 Finisar CorporationJoe Young, Senior Vice President/GMManufacturing ExcellenceCommunication Solutions for Tomorrow's Networks Communication Solutions for Tomorrow's Networks financial Presentation and Forward Looking Statements Forward Looking Statements This presentation contains forward-looking statements as defined under the Private Securities Litigation Act of 1995. Except for historical information, the matters discussed in this presentation contain forward-looking statements regarding future trends or events that involve risks and uncertainties.

2 Please be aware that these statements are only predictions and that actual events or results may differ materially. Please refer to the Company s Form 10-K and other interim reports as filed with the Securities and Exchange Commission for a discussion of those risk factors. The Company assumes no obligation to update the information in this presentation. GAAP Reconciliation References to financial measures in this presentation include references to non-GAAP financial measures. Finisar provides additional information regarding these non-GAAP financial measures and a complete reconciliation between GAAP and non-GAAP financial information for the periods included in this presentation (including with respect to the Optium fiscal fourth quarter ended August 2, 2008) in the Finisar earnings releases dated September 8, 2008, June 30, 2008 and June 12, 2007 and related materials located in the investor relations section of the company s web site.

3 Investors should note that (i) the Optium non-GAAP financial measures included in the September 8, 2008 earnings releases are calculated differently than and, therefore, are not necessarily comparable to similarly-titled Finisar non-GAAP financial measures and (ii) for periods following the Finisar-Optium merger, certain historical accounting policies for both companies, including the presentation of non-GAAP financial measures, will be changed in order to achieve consistency. 3 2008 Finisar CorporationManufacturing Excellence Vertical integration IC design Internal fabs for lasers and photodetectors Off-shore factories for.

4 High volume optical packaging High volume automated test & assemblyFinisarFinisarManufacturing Scale to Optimize Profitability and Competitiveness Rapid product development and customization Manufacturing integrated with product development First to market with new and advanced technologies Tunables LCoS WSSO ptiumOptiumQualityQualityServiceServiceC ostCost4 2008 Finisar CorporationBest-in-Class Manufacturing : Value Proposition Market share leadership + vertical integration Low cost sourcing capability Recognized by customers as the industry leader for quality and reliability Best in class components - IC's, VCSEL's, lasers The Supplier Customers Count On" High volume with quick response time Customization expertiseCostCostServiceServiceQualityQu ality5 2008 Finisar CorporationDiversified Manufacturing CapabilitiesMalaysiaMalaysiaAllen, TXAllen, TXActivesMass customizationSydney, AUSydney, AUHorsham, PAHorsham.

5 PAInP laser fabVCSEL fabWSS ROADM10/40G, other customHigh volume transceiversHigh volume passivesPassives andint'l sourcingHigh volume, off-shore manufacturingShanghaiShanghaiFremont, CAFremont, CA6 2008 Finisar Corporationvideo: manufacturing7 2008 Finisar CorporationDie to Module Manufacturing FlowVCSEL DiePIN PhotodiodeTO ComponentsTOSA/ROSA Transceiver Module Bonded onto headerMonitor Photodiode8 2008 Finisar CorporationBest-in-Class Manufacturing : Value PropositionQuality and Reliability Recognized by customers as the leader in product quality Commitment to zero defects Best in class component reliability Preferred supplier for the most demanding customers in our industry CostCostServiceServiceQualityQualityInde pendent Marketing SurveyFinisar rated #1 vendor for Quality of 10 Gb/s Ethernet Optical ModulesLightreading Report 10 Gbit/s Ethernet Components.

6 2008 Market Trends 10 2008 Finisar CorporationRecognition as the Industry Quality Leader 2008 Huawei Core Supplier Award 2007 Cisco Excellence in Technology Alignment 2007 Hitachi Excellent Partner Award 2007 Huawei Excellent Supplier Award 2006 H3C Excellent Supplier Award 2006 Fujitsu Siemens Top Ranking Supplier 2005 Cisco Operational Excellence Award 2003 Cisco Optics Supplier of the Year 2003 Ciena Supplier Performance Awardqualityperformancepriceservicetime to market11 2008 Finisar CorporationFlexibility and capacity Ability to support upside demand Short Manufacturing cycle times Key components internally sourced Performance CostCustomization expertise Firmware based functionalityCostCostServiceServiceQuali tyQualityBest-in-Class Manufacturing : Value Proposition12 2008 Finisar CorporationMalaysia.

7 High Volume Manufacturing Ipoh is a key competitive differentiator Currently shipping over 1 million modules per month Highly responsive to customer demand Flexible capacity Continual investment in capacityand automationIpoh, Malaysia640k ft2200k ft2clean room3,500 employeesISO 9001:2000 certified in 2003 ISO 14001:2004 certified in 2005 Ipoh, Malaysia640k ft2200k ft2clean room3,500 employeesISO 9001:2000 certified in 2003 ISO 14001:2004 certified in a c k o u t ( M )13 2008 Finisar CorporationHorsham: Fabless, Fast, FlexibleManufacturing cycle time 2-5 daysManufacturing cycle time 2-5 daysQuick delivery customized prototypesQuick delivery customized prototypesSupports diverse product portfolioSupports diverse product portfolio Mass customization expertise Outsourced optical component fabrication In-house design, assemblyand testing10G 300 Pin and XFP10G 300 Pin and XFPC able TVCable TV40G 300 Pin40G 300 PinROADM line cardsROADM line cardsRF over fiber (Analog Links)RF over fiber (Analog Links)

8 Integration opportunities Utilize Horsham rapid prototype capability to shorten product development cycle time for select Finisar programs Utilize Finisar test and QA infrastructure to support growth14 2008 Finisar CorporationBest-in-Class Manufacturing : Value PropositionLowest total cost through: Vertical, high volume Manufacturing Enhanced by: Off shore factory locations Lean Manufacturing Majority use of internal components to enhanceproduct performance and cost Commitment to qualityCostCostServiceServiceQualityQual ity15 2008 Finisar CorporationIntegration Priorities Leverage off-shore Manufacturing for Optium products WSS sub-assemblies sourced from Shanghai Edge WSS launched from Shanghai ROADM line card assembly moved to Shanghai Legacy CATV Assembly and Test to Ipoh Leverage off-shore Manufacturing for Optium products WSS sub-assemblies sourced from Shanghai

9 Edge WSS launched from Shanghai ROADM line card assembly moved to Shanghai Legacy CATV Assembly and Test to Ipoh Integrated supply chain management team Leverage Shenzeninternational purchasing office for Optium products Consolidated component volume makes us a more important customer for suppliers Integrated supply chain management team Leverage Shenzeninternational purchasing office for Optium products Consolidated component volume makes us a more important customer for suppliers Utilize for 10, 40 and 100G products Higher data rate DFB lasers and photo detectors Advanced optical packaging for proprietary technologies andlow cost Expanded IC roadmap Source of majority of year two synergies Utilize for 10.

10 40 and 100G products Higher data rate DFB lasers and photo detectors Advanced optical packaging for proprietary technologies andlow cost Expanded IC roadmap Source of majority of year two synergiesVolume ManufacturingVolume ManufacturingComponent CapabilitiesComponent CapabilitiesGlobal SourcingGlobal Sourcing16 2008 Finisar CorporationFinisar is the Supplier of ChoiceFinisar ranked #1 in top-of-mindoptical transceiver/transponder companiesin 2007 and 2008 Lightwave Annual Optical Transceiver/Transponder Opnext(top 5 only listed) Opnext(top 5 only listed) (top 5 only listed) (t)