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Angular Magnification

Mα=αiαo
(αi) angle from eye to image of object
(αo) angle from eye to object
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The Angular Magnification equation computes the size by which something something looks when it is in a mirror where:

  • αi = angle from eye to object
  • αo = angle from eye to image of object

References

29.4 Images of images by Benjamin Crowell, Light and Matter  licensed under the Creative Commons Attribution-ShareAlike license.