Explain how optical and non-optical aids help visually challenged persons to
develop their skills to a higher level.
Answers
Explanation:
these is a basic difference to understand the optical and non optical
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.
optical aids :-
these include lenses and telescopic aids. while suitable lens combinations are used to rectify visual limitations, the telescopic aids can help to view class demonstrations and the blackboard .
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Answer:
your answer :
Explain how optical and non-optical aids help visually challenged persons to develop their skills to a higher level ?
Answer ➡ Optical aids can help a partially visually impaired person. Optical aid can enhance the image or text so that the person can see them with some clarity . Non-optical aids rely on other sense organs like skin or ears. Tactual aids; like Braille rely on the sense of touch. Auditory aids, like audio cassettes rely on sense of hearing These aids can help a visually impaired person to learn how to read and how to communicate effectively.
Explanation: