Clinical Effectiveness of Low Vision Rehabilitation in Glaucoma Patients

This is a small handheld mini screen intended to improve reading.

These are either worn like glasses, or held in one's hand and are intended to improve distance vision (like details of a hockey game), intermediate vision (like reading a sign), or 'up-close' vision (like reading small print).

These are worn like glasses, and have tinted colour lenses. They are intended to improve contrast sensitivity, or being able to tell light from dark (like reading gray letters on a white background).