Screen magnification can happen in a variety of ways: If you’ve ever pinched to zoom on a touchscreen device, you have used a small bit of assistive technology! For those with low vision, it can be helpful to magnify a portion of the screen to a size they can read easily. Those with low vision may use screen readers, braille keyboards, and dictation software, but they may also use programs that provide magnification, contrast adjustments, and other ways to personalizing their screen display.
LEGALLY BLIND SOFTWARE
Color blindness or decreased color deficiency is the decreased ability to distinguish between colors.Īssistive Technology Used by People with Low VisionĪssistive technology (AT) is a broad term that refers to hardware and software that enable people with disabilities to access technology.
LEGALLY BLIND MOVIE
Night blindness includes individuals who cannot see outside at night, or inside in low light situations (e.g., restaurants, movie theaters).As a result, they see a washed-out image or glare. Extreme light sensitivity is a condition where everyday levels of light irritate and overwhelm a person’s visual system.Generalized haze is when a film or glare extends over the entire viewing field.Everything that individual sees is blurry, and even the strongest prescription glasses don’t help. Blurred vision is when both near and far vision is out of focus.Other field loss conditions can result in an individual having vision loss in spots or patches throughout the visual field.In addition to not seeing sides, individuals with peripheral vision may not be able to see above and/or below their direct eye level. These individuals are unable to see things from their left, right, or both sides. Loss of peripheral vision is the opposite.With this sight loss it’s hard to read, see faces, and distinguish most details in the distance. Loss of central vision usually creates a blur or blind spot however, an individual’s peripheral (side) vision remains.
This includes-and can be combinations of-the following: When you meet a person with a visual disability, even one who uses a guide dog or a white cane, it is unlikely that you will be able to tell how much they can or cannot see. There are as many different definitions for “low vision” or “visually impaired” as there are people who fall into this category.
Today, we will be looking at people with other visual disabilities.
LEGALLY BLIND SERIES
The first article in this series addressed people who are blind and require a screen reader or Braille keyboard. But what if you’ve never seen a person who is blind use their computer or smartphone? We’re here to help you understand a little bit about what it’s like to use the internet if you have a disability. Understanding digital accessibility challenges is easy if you know people with disabilities.
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