BCVA can remain deceptively stable until late RP and becomes insensitive at profound vision loss, motivating performance-based endpoints that map to mobility and object recognition. Enrollment ...

Umwelt is a new a system that enables blind and low-vision users to author accessible, interactive charts representing data in three modalities: visualization, textual description, and sonification. A ...

Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...