Leh Warnings and Dangers. Leh is located in the Indus River Valley and was once an important trading intersection between Kashgar, Tibet, and Kashmir. One of the famous attractions is the Palace of the King of Ladakh. Many original clay mud buildings remain in the old part of town. Since the 1970s, Leh has become a fairly popular tourist destination, and has grown in traffic and attractions.
Astigmatism is a common eye condition that's usually corrected by eyeglasses, contact lenses, or surgery. Astigmatism is caused by an eye that is not completely round and occurs in nearly everybody to some degree. For vision problems due to astigmatism, glasses, contact lenses, and even vision correction procedures are all possible treatment options. A person's eye is naturally shaped like a sphere.
1 âPlusâ lenses are used to correct long sight and âminusâ lenses are used to correct short sight.  The âcylâ box for âcylinderâ represents the amount of astigmatism that is present. Astigmatism is caused when the eye is not completely spherical, like a football, but is shaped more like a rugby ball.