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Low vision aids are tools that help people who have vision loss not fully corrected by standard glasses, contact lenses, medicine, or surgery. These devices work by magnifying images, increasing contrast, or adjusting light to make the most of a person's remaining sight. They are used to improve clarity for tasks like reading, writing, and viewing screens.
read more about low vision aids ...Low vision is not a single disease but a description of uncorrectable reduced sight. The condition is often caused by eye diseases that damage the retina or optic nerve. These diseases include age-related macular degeneration (AMD), glaucoma, diabetic retinopathy, and cataracts. Other factors like eye injury or genetic disorders can also lead to low vision.
Low vision adis mainly magnify text or objects, improve color contrast, and help manage glare. These tools fall into three main groups based on how they function:
Low vision aids are for anyone whose vision loss is not correctable by regular lenses. They are particularly helpful for tasks like reading, writing, cooking, and recognizing faces. The central purpose of these aids is to maximize functional sight and help maintain independence during daily activities.
Standard contact lenses correct basic vision errors. When a doctor fits these contacts, they set the Base Curve and Diameter to match your eye's specific shape. When paired with low vision aids, having this correctly fitted contact lens gives a clear baseline image. This clear image allows the low vision aid to work better. A doctor sets the correct combination of contacts and aids needed for the best functional vision.
Reading glasses only magnify objects for people with correctable vision problems like presbyopia. Low vision aids are for individuals whose vision loss cannot be fixed with standard lenses.
An eye care professional, often a low vision specialist, performs a low vision exam to find the degree of vision loss and recommends the correct specific tools.
Coverage varies widely. Some health insurance plans may pay for a portion of the cost for certain electronic aids, but most handheld or non-optical aids are paid for out-of-pocket.
If ordinary glasses no longer allow you to read, cook, or recognize faces, ask for a referral to a low vision specialist. They can provide specific technology and training to help you maintain independence despite permanent vision loss.
American Foundation for the Blind. Low Vision Devices (afb.org). 2024.
VisionServe Alliance. Low Vision Services (visionservealliance.org). 2023.
AAO. Low Vision: Living with Vision Loss (aao.org). 2024.
AOA. Low Vision Care (aoa.org). 2024.