488 thickness is of what area. Is it central corneal thickness or peripheral. Upload the image of Pentacam/ Galileo Scan.
Your refractive surgeon is best one to advise you after you corneal test and no of glasses you are using (myopia ) . As a general rule if he is wearing a no between -3 to -4 then with corneal thickness of 488 he can be a candidate for LASIK refractive surgery