IOL Calculator for Eyes with Prior Hyperopic LASIK/PRK
(Your data will not be saved. Please print a copy for your record.)
Please enter all data available and press "Calculate"
Doctor Name
Patient Name
Patient ID
Eye
IOL Model
Target Ref(D)
Pre-LASIK/PRK Data:
Refraction*
Sph(D)
Cyl(D)
Vertex (If empty, 12.5 mm will be used)
Keratometry
K1(D)
K2(D)
Post-LASIK/PRK Data:
Refraction*
Sph(D)
Cyl(D)
Vertex(If empty, 12.5 mm will be used)
Topography
EyeSys
EffRP
Atlas
0mm
1mm
2mm
3mm
OCT (RTVue or Avanti XR)
Net Corneal Power
Posterior Corneal Power
Central Corneal Thickness
Optical/Ultrasound Biometric Data:
Ks**
K1(D)
K2(D)
Device Keratometric
Index (n)
1.3375
1.332
Other
AL(mm)
ACD(mm)
Lens Thick (mm)
WTW (mm)
Lens Const
ants***
A-const(SRK/T)
SF(Holladay1)
Haigis a0 (If empty, converted value is used)
Haigis a1 (If empty, 0.4 is used)
Haigis a2 (If empty, 0.1 is used)
*If entering "Sph(D)", you must enter a value for "Cyl(D)", even if it is zero.
**
Not
manual/SimKs from other devices.
***Enter the constant available; the
other will be calculated
. If ultrasonic AL is entered, be sure to use your ultrasound lens constants.
It is preferable to use optimized a0, a1, and a2 Haigis constants.