Variable–Focus Mirror™ Option, for H1 Heliostat

$395.00

Need extreme thermal performance? consider our new Vacuum Focus Mirror option ( Patent Pending ).This is a 4’ square rigid aluminum composite mirror with rear aluminum reinforcing frame.  Shatterproof. Mirror is Vacuum Adjustable using Vacuum Pump (not included).  Adjust Pseudo-Parabolic reflection, usable focal lengths 6M (20 feet) to 30M (100 feet) or more.  Focal spot size:  13 cm (5 inches) at 20 meters (65 feet). You can semi-permanently deform the mirror to retain the focal distance you want.  Then open the air vent to the atmosphere.  Result:  your focus remains set, even as atmospheric pressure naturally varies throughout the day.

Available on backorder

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Description

Need extreme thermal performance? consider our new Vacuum Focus Mirror option (US Patent 9575222). This is a 4’ square rigid aluminum composite mirror with rear aluminum reinforcing frame.  Shatterproof. Mirror is Vacuum Adjustable using Vacuum Pump (not included).  Adjust Pseudo-Parabolic reflection, usable focal lengths 6M (20 feet) to 30M (100 feet) or more. Focal spot size:  13 cm (5 inches) at 20 meters (65 feet). You can semi-permanently deform the mirror to retain the focal distance you want.  Then open the air vent to the atmosphere.  Result:  your focus remains set, even as atmospheric pressure naturally varies throughout the day.   Note:  Must be ordered with H1 heliostat.  Not available separately.      

Additional information

Weight 30 lbs