Smartphones have already proven their worth as navigation devices for sighted people but a new concept aims to go even further for the vision impaired.

对我们这些看的见的人来说，智能手机是个很好的导航设备。 现在有人想做下改进，将智能手机用于视觉受损人群的导航中去。

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However, only about 10 percent of vision-impaired people can read Braille, and even those who do, typically use a combination of Braille and text-to-speech devices for the computer.

然而，只有10%的视力受损者可以阅读盲文，他们是那些利用盲文和计算机的文本到语音转换设备组合的人。

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In order to help the hearing impaired people carry through speech training based on vision, a new method which makes speech signal shown in image was proposed.

为了帮助听力语言障碍者进行基于视觉语音训练，提出了一种将语音信号形成图像的新方法。

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Lions educate the community about the limitations and capabilities of visually impaired people, help obtain the services they need, help visually impaired people solve problems with adapting to low vision and provide assistance to people with low vision when needed.

WHITEHOUSE: Employing Technology to Restore Vision

The organization helps people in India whose impaired vision, and lack of funds to get care for it, condemns them to poverty.

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As well as affecting movement, some people with CP may have hearing, vision or perception difficulties or an impaired intellectual capacity.

BBC: Disabled person