PURPOSE: Show inversion of the image on the retina by the eyelens.
DESCRIPTION: In the end of the sphere is a convex lens, which functions as the eyelens, producing a real inverted image of a distant object on the plane at the back of the sphere. This image can be viewed by an individual looking through the cylinder, and observed to be inverted.
SUGGESTIONS:
REFERENCES: (PIRA 6J10.40)
EQUIPMENT: Eye optics model, as photographed.
SETUP TIME: None.
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