![a) What is long-sightedness? State the two causes of long-sightedness. With the help of ray diagram, show:i) the eye defect long sightednessii) correction of long-sightedness using a lensb) An eye has a a) What is long-sightedness? State the two causes of long-sightedness. With the help of ray diagram, show:i) the eye defect long sightednessii) correction of long-sightedness using a lensb) An eye has a](https://www.learnatnoon.com/s/in//wp-content/uploads/sites/8/2021/09/refr21-11.jpg)
a) What is long-sightedness? State the two causes of long-sightedness. With the help of ray diagram, show:i) the eye defect long sightednessii) correction of long-sightedness using a lensb) An eye has a
![Normal vision, short and long sightedness, illustration - Stock Image - C047/5827 - Science Photo Library Normal vision, short and long sightedness, illustration - Stock Image - C047/5827 - Science Photo Library](https://media.sciencephoto.com/c0/47/58/27/c0475827-800px-wm.jpg)
Normal vision, short and long sightedness, illustration - Stock Image - C047/5827 - Science Photo Library
![Long-sightedness and short-sightedness are two common vision problems so glasses must be adjusted to correct these condit… | Vision problems, Eye care, Prescription Long-sightedness and short-sightedness are two common vision problems so glasses must be adjusted to correct these condit… | Vision problems, Eye care, Prescription](https://i.pinimg.com/originals/66/a4/94/66a4941dd93590c0d8a18d8ebdfc6fdb.jpg)