A myopic adult has a far point at 0.1m. His power of accomodation is 4 dioptres
What is his near point with glasses?
(Take the image distance from the lens of the eye to the retina to be 2 cm).

A myopic adult has a far point at 0.1m. His power of accomodation is 4 dioptres What is his near point without glasses? (Take the image distance from the lens of the eye to the retina to be 2 cm).

A myopic adult has a far point at 0.1m. His power of accomodation is 4 dioptres What power lenses are required to see distant objects? (Take the image distance from the lens of the eye to the retina to be 2 cm).

A certain myopic person has a far point of 150 cm. If he is able to read a book at 25 cm, while wearing the glasses, is his near point less than 25 cm. ?

A certain myopic person has a far point of 150 cm. What power of a corrective lens must have to allow him to see distant objects clearly ?

Find the locus of a point , which moves such that its distance from the point (0,-1) is twice its distance from the line 3x+4y+1=0

The far point of a myopic person in 80 cm in front of the eye. What is the nature and power of the lens required to correct the problem?