Science, asked by harimandal523, 10 months ago

write a short note on non optical aid​

Answers

Answered by ansishaji7
2

Answer:

Non-optical aids. ... Non-optical aids help patients deal with everyday problems where sight is impaired. A review of the many non-optical devices is discussed including relative size devices, writing and communication aids, posturing and positioning aids, illumination control and non-optical sensory substitution devices.

Explanation:

add me as brainliest

Answered by as8851060497
0

Answer:

Non optical aids:-

these often include (1) tactual aids ( using sense of touch ) . the visually impaired can learn to read and write by using a special touch system called the Braille . this system make use of raised dots on a paper . (2) auditory aids ( using sense of hearing ) include audio cassettes, tape recorders, audio CDs, audio books and electronic devices like computer / calculators / closed circuit television. these , with the help of a software programme , can transfer text files into sound.

Explanation:

Similar questions