You may be asked to cover one eye and look at a pattern of lines called an Amsler grid.

You can also use an Amsler grid at home.

He is best known for the Amsler grid test.

An Amsler grid is a chart with lines and a dot at the center.

The Amsler grid is introduced for monitoring of the central visual field.

At home, check for changes in your vision by using an Amsler grid .

An Amsler grid is a series of straight lines that run up and down and left to right.

Call your doctor immediately if you see either of the following on an Amsler grid :

Confrontation tests and Amsler grid tests take just a few minutes.

The original Amsler grid was black and white.

D uring an eye exam, you may be asked to look at an Amsler grid.

An Amsler grid could be useful in documenting the precise area of the visual field involved.

Amsler grid test: All lines appear straight and unbroken with no distorted or missing areas.

The best way to detect changes is by self-testing at home with an eye chart, called an Amsler grid.

Simple manual equipment can be used such as in the tangent screen test or the Amsler grid.

Simply place the Amsler Grid (see the accompanying illustration) at eye level, about one foot away.

Your doctor may also ask you to look at an Amsler grid - a pattern of straight lines that resemble a checkerboard.

The Amsler grid test can be used to diagnose macular degeneration.

Self-administered online eye tests Amsler grid, visual field mapping and blind spot test.

This is called an Amsler grid .

Many people at risk for macular degeneration may be told by their ophthalmologist to perform the Amsler grid test more frequently.

Amsler grid test: If the grid appears distorted or broken, there may be a problem with the retina.

The Amsler grid test is one of the simplest and most effective methods for patients to monitor the health of their maculae.

Abnormal results during Amsler grid testing include:

As seen here, the Amsler Grid can look quite distorted to someone with significant macular degeneration and may include a central dark spot.