They are useful for long-term distance tasks, such as watching sporting events or bird watching. Sunglasses are used to reduce the symptoms of glare and photosensitivity. Corning SPF series are useful, especially for patients with macular degeneration, ocular albinism, and glaucoma. They are more costly than the other forms of sunlight protection. Unlike conventional sunglasses, the top and sides of NOIR sunglasses shield the patient from excess light.
NOIR sunglasses are available in many hues.
NOIR 711 is most helpful with macular degeneration. They cost much less than the Corning SPF series. Dial markers offer tactile cues for patients to set gauges on ovens, washers, dryers, and thermostats. Self-threading needles allow patients to thread a needle without seeing the needle eye. Talking clocks and watches help patients to keep time verbally.