Intraocular lens (IOL) power calculator for cataract surgery

1 Biometry
* — required field
yrs
OD right
mm
D
°
D
°
mm
Optional parameters
mm
µm
mm
± D
OS left
mm
D
°
D
°
mm
Optional parameters
mm
µm
mm
± D
Post-refractive data (LASIK/PRK/RK)
OD right
D
± D
± D
OS left
D
± D
± D
2 Lens (IOL) * — required field
IOL constants
Haigis
Castrop — requires LT