In general, the elderly can wear reading glasses when they read a book or newspaper, but they do not wear reading glasses when watching television. In fact, this will not protech their eyes, but damage the eyesight.
In general, we always keep about 2 meters distance when watching televisions, if the TV screen is also very samll, the elderly over the age of 65, even with all the regulation is also unable to see the TV screen clearly.
Therefore, elderly people need to wear reading glasses not only read books and newspapersto but also wathc TV, they can wear a lower degree of reading glasses when watch TV.