Calculator (Reinstein formula v3, Sept 2022)

Updated to Reinstein formula version 3.0, now based on analysis of 288 eyes. This version of the formula has reduced the vault predictions for low myopic cases compared to version 2.0.

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Patient Details

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Patient ID *
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Please fill all the above fields to use calculator!

Exam Data OD OS
Maximum myopic lens sphere power from OCOS
Pupil size (Scotopic)
White-to-white (WTW)
Anterior chamber depth (ACD)
Anterior chamber angle (ACA) measured in degrees
Angle-to-angle (ATA)
Anterior chamber width (ACW) measured scleral spur to scleral spur
Angle recess-to-angle recess lens rise (CLR)
Sulcus-to-sulcus (STS)
Sulcus-to-sulcus lens rise (STSL)
Ciliary body inner diameter (CBID) measured CB-to-CB
* indicates the value entered falls more than 2 standard deviations outside of the LoVC study population range.
Recommended Lens Size Formulas OD OS
Predicted Vault Formulas OD OS
The ICL Sizing Calculator is meant to serve as an adjunct tool to assist Clinicians in selecting the appropriate ICL size for a particular patient. It is intended to be used in conjunction with a comprehensive ophthalmic examination and the appropriate diagnostic tests and measurements necessary for Phakic ICL candidates. The results obtained by the calculator are not intended to serve as medical or surgical instruction , or be definitive; nor can guarantee that the results will be accurate in every case. Clinicians who use the calculator must arrive at their own independent determinations regarding the proper treatment for their patients and are solely responsible for the outcome. By using the ICL Calculator, you agree to waive and hold authors harmless from any claims you may have arising out of your use of this tool.