What is non optical and optical aids

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Solution

Dear student Optical aids are for visually impaired people who have limited vision,where as,non-optical aids are for blind people who identify things by touching and listening. Regards

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What is optical adis and non optical AIDS

Example(s) of optical aids for visually challenged people is/are:

Which of the following is an optical-aid used by visually challenged persons to develop their capabilities?

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