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Large Aperture Trough (LAT) 73

Engineered by Gossamer Innovations and 3M, Large Aperture Trough (LAT) 73 is the largest, most technologically advanced concentrated solar power collector in the world today. Through advancements in materials technology, state of the art engineering and superior design, the LAT 73 offers superior performance and reduced cost.

LAT 73 uses 3M™ Solar Mirror Film 1100 as a reflective surface and custom-designed frame support structure from Gossamer. It is an easy-to-assemble parabolic trough collector for solar energy with the largest working aperture and highest geometric concentration ratio in the world today. Learn more about the technology »

LAT 73 Applications

  • Utility-scale CSP
  • Medium-scale CSP distributed
  • Steam augmentation - solar hybrid
  • Industrial heat