1. Slide 1 Patents Pending © SolFocus, Inc. 2010 Solar CPV 201 September 15, 2010 Kelly Desy Manager, Government Relations and Public Policy

2. Slide 2 Patents Pending © SolFocus, Inc. 2010 Agenda  CPV Technology Recap  Overview of the State of CPV Commercialization  CPV Energy Yield & Metrics  Economic Analysis of CPV Power Plants  Opportunities Created by CPV Deployment

3. Slide 3 Patents Pending © SolFocus, Inc. 2010 CPV Technology Basics Concentrator Photovoltaic (CPV)  Utilizes optics to concentrate sunlight onto photovoltaic surfaces to generate electricity  Requires sunny conditions with direct sunlight  Dual-axis tracking for consistent energy production throughout the day  Concentrates sunlight >500x onto small, high-efficiency, multi-junction solar cells  >2X efficiency of silicon PV cells Fresnel lenses (plastic/acrylic) Reflective optics (glass optics)

4. Slide 4 Patents Pending © SolFocus, Inc. 2010 Manufacturing Equipment Materials Developers/ EPCs Power Generators Module Suppliers Cell Suppliers Research Organizations & Universities Tracker Suppliers CPV Consortium

5. Slide 5 Patents Pending © SolFocus, Inc. 2010 System Efficiency Advantage

6. Slide 6 Patents Pending © SolFocus, Inc. 2010 CPV is Commercial Technology  Predictable, Proven Performance  2-4% of Actual to Predicted Energy Performance

7. Slide 7 Patents Pending © SolFocus, Inc. 2010 CPV is Commercial Technology  Validated Reliability, Certifications IEC 62108 ManufacturerModelTechnologyNotes Atlantis EnergyATL 120/125WPhotovoltaic SkylightNA Amonix Inc7000 Mega Module 10,300W High Concentration Photovoltaic Module NA Concentrix SolarCX-75-III75 Watt Concentrator PV ModuleNA SolariaCMT-190 190W Low-Concentrating Polycrystalline PV Module NA SolariaSolaria 210 210W Low Concentrating Monocrystalline PV Module NA SolariaSolaria 220 220W Low Concentrating Monocrystalline PV Module NA SolariaSolaria 230 230W Low Concentrating Monocrystalline PV Module NA SolFocusSF-1000P210W Concentrator PV ModuleNA SolFocusSF-1100P300W Concentrator PV ModuleNA CEC Listed

8. Slide 8 Patents Pending © SolFocus, Inc. 2010 CPV is Commercial Technology  Manufacturing Capacity at Scale Production  Product Deployed Source: NREL Report 11/09 Source: NREL Report 11/09 and CPV Today Report 2010 CPV Deployed in 2010Manufacturing Capacity

9. Slide 9 Patents Pending © SolFocus, Inc. 2010  Best performance in Regions with high DNI  Easiest and most flexible Implementation in the Field  Clean Energy with a Superior Environmental Footprint  Lowest Cost of Electricity CPV Delivers Key Economic Benefits

10. Slide 10 Patents Pending © SolFocus, Inc. 2010 CPV is the technology of choice in regions with high DNI (>1800 kWh/m²):  US Southwest, Mexico & South America  Southern Europe  Australia  Northern & Southern Africa  Middle East CPV Best Performance in High DNI

11. Slide 11 Patents Pending © SolFocus, Inc. 2010 CPV Plant Performance Advantages  Better Performance at High Temperatures

12. Slide 12 Patents Pending © SolFocus, Inc. 2010 CPV Plant Performance Advantages  Consistent Energy Production

13. Slide 13 Patents Pending © SolFocus, Inc. 2010   Highest Energy Yield 10MW Solar Farm - Energy Output by Location and Technology High efficiency combines with dual axis tracking and low temperature degradation to provide highest energy yield in target markets. CPV Plant Performance Advantages

14. Slide 14 Patents Pending © SolFocus, Inc. 2010 Cost reduction is driven by  Production growth through large scale projects  Product development  System efficiency  BOS & installation costs Lowest Cost of Energy CPV - 2 axis tracked SiPV – best in class, 1 axis tracked Thin Film – best in class SiPV – Average, fixed tilt CSP 2011

15. Slide 15 Patents Pending © SolFocus, Inc. 2010 Optimum Use of Land  No Permanent Shadowing  Preserved Wildlife Corridors  Minimized Water Runoff Erosion  Distributed Generation  Dual Land Usage Possible  Flexible Layout of Sites  Minimal Land Coverage/Disruption Lowest Environmental Impact Best in Class Thin Film Land Use: 2.3 acres SolFocus Land Use: 2.0 acres Best in Class Thin Film Permanent Shading: 1.2 acres SolFocus Panels: 0.4 acres Land use for site generating 1 GWh/Year with:  SolFocus 25% CPV  11% Efficient Thin Film SolFocus Land Impact: 0.01 acres Assumptions: SolFocus: 25% efficiency, 20% GCR; Thin Film 11% efficiency, 50% GCR, High DNI location (7.5+ DNI)

16. Slide 16 Patents Pending © SolFocus, Inc. 2010  Best Cradle-to-Cradle Footprint – Low Lifecycle GHG Intensity – High Recyclability (97%) – Short Energy Payback  No Water Consumption Lowest Environmental Impact

17. Slide 17 Patents Pending © SolFocus, Inc. 2010  Scalability from Small to Large Utility-Scale Plants  Solutions Expandable with Growing Demand  Suited for Distributed Generation near Use Points  Lighter Environmental Footprint  Duel Use of Land Deployment Opportunities 2 MW 200 kW 1.5 MW Industrial

18. Slide 18 Patents Pending © SolFocus, Inc. 2010 THANK YOU!