1.   He claims his smart eye band is far more flexible than laser surgery, in which a laser flattens the cornea by eroding part of it.

2.   The cuts flatten the cornea for normal vision.

3.   The pot of gold shining in front of both groups is a relatively new and expensive laser procedure that corrects near sightedness by slightly flattening the cornea.

4.   Flattening the cornea, the membrane that covers the front of the eye, helps correct nearsightedness.

5.   These cuts have the same effect of flattening the cornea, but RK is considered less accurate than laser treatment.

6.   And he points out that laser surgery, which flattens the cornea, can only correct short-sightedness.