Yes you can undergo. Cylindrical number upto 4 can also be corrected.
Lasik is a simple laser
procedure which changes the shape of the cornea so that the light rays fall on the retina properly. Basically a flap is made on the cornea, the laser is then given to cornea and flap is reposited. It is a painless procedure. It is a day care procedure does not require any injections, does not require admission, you can simply
resume your duties in 2 days.
Cost varies from centre to centre.
Side effects are usually limited to dryness of eyes for few months.
We can do lasik anytime after age of 18 years.
You need to undergo proper prelasik checkup to decide whether lasik is safe for you or not.