Why is normal eye not able to see clearly the objects placed closer than 25 cm?
Answers
Heya!❤️
As our eye cannot focus the objects placed closer than 25 cm on the retina That's why we are unable to see the objects clearly.
Hope this helps
@adiba31✌❤️✌
Answer:
Normal eye is not able to see cleary the objects placed closer than 25 cm because our cilliary muscles present in eyees are not able to contact beyond
their limit.
Function of our eyes:
Eyes help us to see the wonderfull world. First light fall on object then reflect which make us able to see the things.
Some important parts of our eyes are as:
Cilliary muscles:
It control the eye len and adject its focal length.
Retina :
It is called screen of eye because image is formed at retina.
Iris:
It control the size of pupil.
Pupil:
It control the intensity of light ( amount ).
Optic nerve:
Image in the form of electric signal sent via optic nerve to brain.
Important and Extra point :
Persistence of human eye is 1 / 16 th second .