Pupillometrie includes measuring the largest diameter of the pupil, this happens even in low light levels / darkness.

It is an important component of the preoperative consultation for laser eye surgery and to ensure that the largest size of the pupil in low light levels that, in the refractive eye surgery is the right size of the cornea is treated.

This is a digitally with Infared pupillometer.If the treatment is measured is smaller than the pupil, there is a higher probability that after laser eye surgery you are having problems with your night vision device with complications such as glare and courtyards.

As a rough guide, notes that for people between the ages of 20-30, the average student is about 7mm.Patients with pupils larger than 7mm rather have night vision problems are known as patients with high prescriptions.

High-precision measurements of the pupil are therefore extremely important, as part of the pre-operative meeting in laser eye surgery.