Demos by PIRA

  6A10.10Blackboard optics: Light sources with plane and curved mirrors.
  6A10.10Blackboard optics: Light sources with lucite lenses.
  6A10.11Arc lamp and mirror on large disk rotate showing beam angles.
  6A10.18Reflection of microwaves off an aluminum plate.
  6A10.40Variable angle mirror assembly with candle.
  6A10.45Barbershop mirrors:Parallel mirrors with light bulb.
  6A10.60Phantom lightbulb: Image in a plane mirror.