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Lecture Notes for PSC 131 - Perception with Post at UC Davis (UCD)

Notes Information

Material Type:Note
Professor:Post
Class:PSC 131 - Perception
Subject:Psychology
University:University of California - Davis
Term:Fall 2008
Keywords:
  • Retinal Disparity
  • Texture Gradient
  • Participants
  • Visual Illusions
  • Perspective
  • Relative Size
  • Accomodation
  • Motion Parallax
  • Orientation
  • First Person
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Sample Document Text

PSC131 Study Guide for Midterm #3 Distance and Depth Perception I. Depth Perception - perception of the world as being three-dimensional II. The Big Question: How does the brain turn the two-dimensional images that fall on the back of our retinas into the perception of a three-dimensional world? III. How We Receive Depth Information? a. Oculomotor (Eye Movement) Information i. Accomodation - when viewing an object that is up close to the eyes, the lens must constrict to focus the image of that object onto the retina 1. The brain can tell how much the lenses of the eyes are constricting and thus can infer the distance between the eyes and the object 2. However, this only works up till one meter away, because when looking beyond that distance, our lenses exhibit no constriction ii. Convergence - when viewing an object that is up close to the eyes, the eyes must turn inward to focus the image of that object onto both of the foveas 1. The brain can tell how much the eyes are conve...

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