Question

the Most common non optical aid used by visually challenge people is​

Answer 1

Answer:

Non-optical and optical aids for visually impaired Non-optical aids include visual aids, tactual aids (using the sense of touch). auditory aids (using the sense of hearing) and electronic aids. Visual aids, can magnify words, can provide suitable intensity of light and material at proper distances.

Answer 2

Answer :-

In Non-optical aids,they include (i) tactual aids (the student can use their sense of touch ; then the visually impaired can learn to read and 2write by using a special touch system called Brallie. This make them use of raised dots on a paper.)

Explanation :-

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