• Use the multi-ray light source with a plano-convex lens to show converging light rays.
  • Apparatus clings to magnetic whiteboards.  Do not slide magnets across board.












        (lift support bracket by one end at a time, do not slide)
        (if needed, use a clamp to hold whiteboard up)



  • View seen by students with room lights off.



  • Use the multi-ray light source with a plano-concave lens to show diverging light rays.
  • Apparatus clings to magnetic whiteboards.  Do not slide magnets across board.



    • View seen by students with room lights off.

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