This is an image to demonstrate visual 'crowding' and test peripheral vision. Ensure that the red dot in the centre of the image is at eye level and focus on it. While holding your focus on the red ...

This is an image to demonstrate visual 'crowding' and test peripheral vision. Ensure that the red dot in the centre of the image is at eye level and focus on it. While holding your focus on the red ...

Tunnel vision refers to the loss of side vision. With tunnel vision, a person can only see what is directly in front of them. As such, their vision may appear as if they were peering down a narrow ...

Whether you’re driving a car or walking into a room, your peripheral vision helps you move around safely. It lets you see things without moving your head. But some conditions can interfere with ...

Please provide your email address to receive an email when new articles are posted on . An internet-based contrast sensitivity measurement tool can help patients self-monitor vision at home, alerting ...

Your eye doctor utilizes a variety of diagnostic tools to determine if you have glaucoma, often before any symptoms appear. Here is an overview of these important tests: The tonometer is used to ...

Hemianopia is a loss of half a person’s peripheral vision. This means a person loses the right half or left half of vision in each eye. Hemianopia can occur from injury to the brain, such as a stroke.