An ophthalmic specialist will diagnose cataracts. In the examination, the specialist will test your visual acuity examine the structure of your eyes, iridocorneal angles, intraocular pressure, the structure of the lens and the state of the optical nerve and fundus. Various equipment will be utilized in the examination, such as OCT (optical coherence tomography), fundus camera, possibly perimetry to measure visual range, cornea topography. Other equipment is also used for selecting the lens to be used in the surgery.
One purpose of the appointment is to select the best possible lens, taking into consideration any possible astigmatism of the eye. With the correct choice of the lens you will no longer need glasses for shortsightedness or reading, and if an intraocular multifocal lens is used you will no longer need glasses at all. In this case, the surgery is called presbyopia correction surgery.