An accurate and validated grid for testing with instructions (Aidman Vision Screener) is available through the U.S. Army Public Health Center, Health Information Products e-Catalog: https://usaphcapps.amedd.army.mil/HIOShoppingCart/viewItem.aspx?id=452.

If pre-printed copies are not available, the vision screener may be printed full size for expedient screening.

General Instructions:

1. Have Service Member wear current glasses or correction if normally used for near vision.
2. Evaluate each eye separately under good lighting conditions, begin with the right eye (cover left eye).
3. Hold the sheet 40 cm/16 inches from the eye.
4. Ask Service Member to:
5. Describe the center of the grid (may be unable to see center)
6. Determine if all four corners of the diagram are visible.
7. Identify any dark, hazy, or missing areas on the grid while SM focuses on central dot. Have SM draw these areas on the chart.
8. Identify any distorted or wavy lines on the grid while focusing on the central dot. Have SM draw these areas on the chart.
9. Repeat test for left eye (cover right eye).
10. Document Amsler grid testing in medical record.