ball lenses Archives – The Green Optimistic green tech news, since 2008 Wed, 29 Aug 2012 18:00:09 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Spherical Lenses by German Architect Could Revolutionize CSP Systems https://www.greenoptimistic.com/broessel-spherical-lenses-concentrated-solar-power-20120829/ https://www.greenoptimistic.com/broessel-spherical-lenses-concentrated-solar-power-20120829/#comments Wed, 29 Aug 2012 18:00:09 +0000 https://www.greenoptimistic.com/?p=25872 Traditionally, concentrated solar power systems have been made of concave mirrors that reflect sunlight onto a solar cell or from Fresnel lenses that focus the light behind them. However, there have been lots of practical limitations to using such systems, one of them being that you always have to follow the Sun – and that […]

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