Question: what are the different types of laser vision correction?
Answer: LASIK (laser in-situ keratomileusis) ... 
PRK (photorefractive keratectomy) ... 
LASEK (laser epithelial keratomileusis)
RLE (refractive lens exchange). ... 
EpiLasik. ... 
PRELEX (presbyopic lens exchange) ... 
Intacs. ... 
AK (astigmatic keratonomy)