Visual acuity

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Across
  1. 1. The measurement of ability to distinguish between different shapes and size of objects
  2. 3. the ability of see
  3. 6. ability to distinguish wheather or not there is movement or not
  4. 7. ability to perceive any light
  5. 9. daylight vision
  6. 10. normal refractive power
Down
  1. 2. a common optical cause of low visual acuity
  2. 4. low light vision
  3. 5. a common vision condition in which near objects appear clear,but objects farther away look blurry
  4. 8. the ability to count the fingers at a given distance