The first thing you will need would be a pair of reading glasses. Skip the cheap ones the magnification will not be accurate. Check most book, drug and grocery stores. Sizes range from 1.5 , 1.75 , 2 , 2.25 , 2.5 , 2.75 , 3 , 3.25 , 3. 5. If you need the higher powers check optical departments or Maxiaids.com You might want to do what my husband did, buy several pairs for work and home.
