To use the chart, they need to take the following ... To the right of the row of text that a person can read clearly is the power of reading glasses best suits them. There are a number of glasses ...

Reading glass power is measured in units called diopters. The lowest strength is usually 1.00 diopters. Glasses go up in strength by factors of .25 (1.50, 1.75, 2.00). The strongest glasses are 4. ...

Dr. Everett answers the question: 'How To Buy Drugstore Reading Glasses?' Aug. 24, 2009— -- Question: Is it okay to buy reading glasses from the drugstore, and how do I figure out what ...