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What is range of vision ?...

What is range of vision ?

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From `25 cm` to infinity.
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What is the range of vision of a normal human eye ?

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PRADEEP-THE HUMAN EYE AND COLOURFUL WORLD-(Additional)Very short answer
  1. Name the screen on which eye forms the image.

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  2. Is cornea transparent to light ?

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  3. What is range of vision ?

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  4. Which phenomenon of vision is used in cinematography ?

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  5. What type of cells are lacking in a person whi is colour blind ?

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  6. Which type of retinal cells respond to brightness of light ?

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  7. Which defect of vision can be rectified using a convex lens ?

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  8. Which defect of vision can be rectified using a concave lens ?

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  9. When is a person said to have developed cataract in his eye ? How is t...

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  10. Which defect of the eye can be corrected using a cylindrical lens ?

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  11. Which colour has largest wavelength ?

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  12. Which colour suffers least deviation on passing through a prism ?

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  13. Name the phenomenon which causes the twinkling of stars.

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  14. Which phenomenon is responsiblefor increasing the apparent length of t...

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  15. Why do stars seem higher than they actually are ? Illustrate your answ...

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  16. What is persistence of vision ? Give one example of persistence of vi...

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  17. The sun looks reddish at the time of sunrise and sunset.

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  18. (a) Is eye lens made of glass ? (b) Is focal lengths of eye lens fix...

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  19. (a) What is aqueous homour ? (b) What is vitreous humour ?

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  20. (a) What is meant by far point of human eye ? (b) What is meant by n...

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