Instruction:
STEP 1: Print the chart / this page at 100% size.
STEP 2: Position the printed chart approximately 35-40cm away from you. It should correspond to your usual reading distance.
STEP 3: Each line on the chart corresponds to a different diopter. Therefore, start reading (without reading glasses) from the top and move downward. The lowest line on the chart you are able to read comfortably and clearly indicates your recommended diopters.
If this text is clear, your eyes will be happiest with +3.00 diopter.
If this text is clear, your eyes will be happiest with +2.50 diopter.
If this text is clear, your eyes will be happiest with +2.00 diopter.
If this text is clear, your eyes will be happiest with +1.50 diopter.
If this text is clear, your eyes will be happiest with +1.00 diopter.