PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1What is meant by power of accommodation of the eye?
 
When we try to see the distant objects, the  of our eyes are  in order to make the eye lens . Thus,  the focal length of the eye, due to which distant objects are clearly visible to the eyes.
 
When we try to see the nearby objects, the  of the eye  in order to make the eye lens . Thus,  the focal length of the eye lens, as a result, the nearby objects become visible to the eyes.
 
The ability of the lens of the eye to  to clearly focus rays coming from distant as well from a near objects on the , is known as the power of accommodation of the eye.
 
2. A person with a myopic eye cannot see objects beyond \(1.2\ m\) distinctly. What should be the type of corrective lens used to restore proper vision?
 
If a person can see nearby objects clearly but have a problem in seeing objects beyond \(1.2\) \(m\). This type of condition occurs when the image of an object beyond \(1.2\ m\) is formed  and not at the retina, this condition of the eye is called myopia or .
 
This defect of vision can be corrected using a . The concave lens of correct optical power will bring the image of a nearby object back to the retina.