Q:

What is meant by the term “accommodation” when referring to our vision? It refers to the ability of our eye to:

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What is meant by the term “accommodation” when referring to our vision? It refers to the ability of our eye to:


  1. alter the thickness of the lens to focus on objects whatever their distance from us.
  2. alter the amount of refraction occurring in the cornea.
  3. alter the diameter of the pupil to cope with situations of different light intensity.
  4. use either rods or cones for vision depending on whether we are viewing during daylight or at night.

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A: Accommodation refers to the ability of our eye’s lens to alter its shape – its thickness, or roundness or convexity – to enable it to bring light from objects at any distance to a focus on the retina. 

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