This concave mirror is made from expanded polystyrene and this reflective film at a cost of 25 cents per square meter, and it is several hundred times cheape...
  • poVoq@slrpnk.netOPM
    2·
    19 days ago

    I think if the mirrors are used to boost the solar panel during times of the day/year when the sun angle is not optimal, it shouldn’t be an issue.