What is the accommodation power of the lens?

What is power of a lens?

Answer the following questions : What is meant by accommodation power ? How is it brought about ?

Answer the following questions : What is the sign of the power of the lens used to correct hypermetropia?

Answer the following questions : What is the sign of the power of the lens used to correct myopia?

Three lenses having power 2, 2.5 and 1.7 D are kept touching in a row. What is the total power of the lens combination?

What is the power of lens?

Answer the following questions : What is the unit of power of a lens ? Define it .

Answer the following questions : What is meant by power of accommodation of the eye ?