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Related Experiment Videos

Reflections on inversion and reversion

N D Haig1

  • 1Defence Research Agency, Fort Halstead, Sevenoaks, Kent, UK.

Perception
|January 1, 1993
PubMed
Summary
This summary is machine-generated.

Mirrors reverse left and right, but not up and down, due to the law of reflection explained by physical optics. How we perceive these mirror images is a separate psychological question.

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Area of Science:

  • * Visual Perception and Physics
  • * Psychophysics of Reflection

Background:

  • * Addresses the common question of why mirrors exhibit left-right, but not up-down, reversal.
  • * Highlights the distinction between physical optics and psychological perception.

Discussion:

  • * Explains mirror reversal using the fundamental law of reflection.
  • * Differentiates the optical explanation from the perceptual interpretation.

Key Insights:

  • * The perceived left-right reversal is an artifact of the law of reflection in physical optics.
  • * Distinguishes the objective physical phenomenon from subjective psychological experience.

Outlook:

  • * Suggests further research into the psychological interpretation of mirror-reflected images.

Related Experiment Videos

  • * Encourages interdisciplinary approaches combining optics and cognitive science.