How do you do the Amsler Grid test?

Amsler Grid Eye Test

  1. Hold the grid at a comfortable reading distance (generally, about 12-14 inches away). Wear your reading glasses if you normally use them.
  2. Cover one eye and focus on the black dot in the middle of the grid.
  3. Cover the other eye and repeat the test.

How can you test for macular degeneration at home?

There are 3 vision tests that can be done at home: Amsler grid, distance vision, and near vision testing. This test helps detect macular degeneration . This is a disease that causes blurred vision, distortion, or blank spots. If you normally wear glasses for reading, wear them for this test.

How often should I use the Amsler grid?

The Amsler Grid can help to detect the kinds of vision changes that affect central vision — the vision used for reading and other detail work. If you are using the Amsler Grid to monitor an existing eye condition such as macular degeneration, we recommend that you make it a routine once-a-day activity.

How many degrees is Amsler grid?

The Amsler Grid is a rapid, qualitative technique designed to test the central 10° of the visual field, using a standard chart with a grid of white lines on a black background. Each square of the grid is 5 mm, subtending approximately 1° at 30 cm.

What do wavy lines on an Amsler grid mean?

If you have macular degeneration, the lines may appear wavy or curved, or you may see a blank or dark area in the middle of the grid. In the second grid, the lines around the centre are wavy and distorted. This is one example of how the straight lines in the grid above might appear to someone with macular degeneration.

How many types of Amsler charts are there?

There are 7 types of amsler grid charts. All the charts measures 10 cm × 10 cm in size, which can be used to measure central 20 degree visual field when kept at a distance of 33 cm from the eye.