Choosing the Right Procedure

The following table indicates which procedures are used to correct specific refractive errors. The range of diopter values for each procedure is listed in the following overview. For detailed information, please click on the individual procedure.

Corneal procedures / Laser	Nearsightedness	Farsightedness	Astigmatism	Presbyopia
LASIK	up to -10 dpt.	up to +3 dpt.	yes
LASEK/PRK	up to -6 dpt.	no	to -3 dpt.
Monovision LASIK	up to -10 dpt.	no	to -3 dpt.	yes
Corneal procedures / Implants and others	Nearsightedness	Farsightedness	Astigmatism	Presbyopia
AcuFocus Corneal Implant				yes
ICRS	up to -3 dpt.		To stabilize keratoconus	To stabilize keratoconus
AK			ab -6 dpt.
Lens procedures	Nearsightedness	Farsightedness	Astigmatism	Presbyopia
Visian lens implant (posterior chamber lens)	-7 to -14 dpt.	+3 to +6 dpt.	in combination with nearsightedness
Verisyse / Acrysof Cachet lens implant (anterior chamber lens)	-6 to -22 dpt.	+4 to +10 dpt.	yes
Lens replacement / exchange	starting at -8 dpt.	starting at +4 dpt.	possible
Lens replacement / exchange with multifocal lens implant	starting at -8 dpt.	starting at +4 dpt.		yes
Combined lens and laser procedure	Nearsightedness	Farsightedness	Astigmatism	Presbyopia
Bioptics	starting at -20 dpt.	starting at +4 dpt.	possible