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