Using Two Parabolic Troughs to Simulate a Paraboloid: Revision history

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2 September 2010

• curprev 23:4523:45, 2 September 2010‎ DOwenWilliams talk contribs‎ 1,423 bytes +1,423‎ Two parabolic troughs can be used to bring sunlight to a point focus, as does a paraboloidal reflector.