Online reading test
If you are over 40 and have difficulty reading up close, you may be wondering if you have presbyopia. Presbyopia is a common age-related condition that causes blurred near vision.
But how can you tell if you have presbyopia and find out what diopter correction you need?
Position this text 30 cm from your face.
Read the text from beginning to end until you encounter difficulties.
Refer to the beginning of the paragraph where you have difficulty reading to find out your diopter.
+3.00
+2.50
+2.00
+1.50
+1.00
0.00
If you can read this text at a distance of 30 cm without cheating, it means you don't need reading glasses yet!
This is a test inspired by the Parinaud scale used by opticians and ophthalmologists to test your near vision. This near vision reading test provided by Le Petit Cordon UK indicative and does not constitute an eye exam performed by an ophthalmologist.
Finally, a general recommendation for necessary near vision correction, made by ophthalmologists based on age, is as follows:
| Diopter | Age |
|---|---|
+1.00 |
40 years |
+1.50 |
45 years old |
+2.00 |
50 years |
+2.50 |
55 years old |
+3.00 |
Over 60 years old |