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heliostat [2007-10-10 11:34] 77.128.1.113heliostat [2008-07-11 10:06] (current) pix
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-a heliostat is a device for tracking the sun.+====heliostat==== 
 + 
 +...a heliostat is a device for tracking the sun, which can be used to maintain the light intensity of a [[solar lighting]] system.
  
 i'm not sure if there is a special name for a device that orientates a mirror to reflect the sun onto a fixed point, but here are some links about them anyway: i'm not sure if there is a special name for a device that orientates a mirror to reflect the sun onto a fixed point, but here are some links about them anyway:
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 +===historical heliostats===
  
 +   * http://www.earlytech.com/common/catalogue.phtml
 +      * http://www.earlytech.com/common/show_image.phtml?Id=1835969076&Item_Name=Fuess+Heliostat+1879
 +      * http://www.earlytech.com/common/show_image.phtml?Id=1549530552
 +      * http://www.earlytech.com/common/show_image.phtml?Id=294398756
 +      * http://www.earlytech.com/common/show_image.phtml?Id=402225524&Item_Name=Heliostat+by+Silbermann+1843
 +      * http://www.earlytech.com/common/show_image.phtml?Id=1548070326
  
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