This is a very large eye with an axial length of 31 mm and an anterior chamber depth of 4 mm. On top of that, the dilation is very wide so that the iris almost disappears from view. If you rely on the pupil size to make the capsulorhexis in this case, it will end up way too big. There are many important considerations in these ultra myopic eyes and the IOL calculations are just the beginning. In this case the surgeon used IOLcalc.com with the Ladas Super Formula 2.0 based on artificial intelligence and the patient achieved an outstanding visual result.