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Optical Illusions

by Don L. F. Nilsen

and Alleen Pace Nilsen

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AMBIGUITY: EYES AND LIPS

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OLD WOMAN/YOUNG WOMAN

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OLD/YOUNG FACE

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BACKWARDS FACEYOUNG GIRL/OLD MAN

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ESKIMO/FACE

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“THE BOYS FROM SEATTLE”

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YOUTH VS. OLD AGE

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CAT AND MOUSE

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AMBIGUOUS FIGURES:MEN’S/WOMEN’S LEGS

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GOOSE OR HAWK?

CONTEXT

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ONE LEVEL OR FOUR?

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BOX

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LANGUAGE VS. IMAGE

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LIAR?

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LIAR

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TOKYO

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INVISIBLE BOX

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FACE/THINKER

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HAPPY/SAD

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SANTA CLAUS/PIPE

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Ceci n’est pas un pipe!

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OK/ANGRY FACE

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INDIAN/FACE

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