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ASSORT Toric IOL Refractive Surprise Calculator

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Welcome to the ASSORT Toric Refractive Surprise Calculator.

This online calculator calculates the optimum rotation of an implanted toric IOL to minimise the postoperative refractive cylinder.

Features of the ASSORT Toric Refractive Surprise Calculator include:

  • Calculation of Effective Lens Position (ELP) using SRK/T, Holladay (SF) or Hoffer pACD.
  • Astigmatism analysis using the Alpins Method of vector analysis.
  • Axial length and long eye adjustment.
  • Total corneal power.
  • Simple comprehension of calculations and display of required vectors.

 

This calculator allows astigmatism analysis of one eye only; group analyses are performed by purchasing the ASSORT® Outcomes Analysis software