Arrange your vision eye test today for free with home visit opticians. Arrange Now. Learn how you can book a free vision examination with your local opticians. Learn More
- Book Free Appointment
Eye Tests and Eye Care
Glasses and Contact Lenses
- Local Eye Care Specialist
Get local eye care advice
Personalised eye tests
- Book Free Home Eye Test
Book your free home eye test
Local eye care specialists
- Improve MyVision
Book your appointment with a
local-eye care specialist today.
- Advice on Eye Care
Get advice on eye care
Personalised eye tests
- Home Visit Eye Tests
Get Eyes Tests at Home
Local Eye Care Specialists
- Book Free Appointment
Search results
3) Blind spot enlargement This can be seen in glaucoma, but also can occur with papilledema and optic nerve head swelling. This would likely be seen in patients with idiopathic intracranial hypertension (aka pseudotumor cerebri).
May 20, 2024 · How is the Snellen chart used in exams for children? The Snellen chart is typically placed 20 feet away from the child, and they are asked to read the letters from the top row down to the bottom row. The smallest row of letters that the child can read accurately determines their visual acuity.
3 days ago · A visual field test can help diagnose scotomas, or blind spots. It can also help identify loss of peripheral or side vision. Loss of side vision is an indicator of glaucoma, a disease that can lead to blindness. This article describes what to expect during a visual field test, why it's done, and what the results mean.
May 20, 2024 · Spot Vision Screening is a quick and non-invasive way to test a child’s vision. The device uses a camera to take pictures of the eyes and analyze the results. Spot Vision Screening measures several aspects of vision, including nearsightedness, farsightedness, astigmatism, and eye alignment.
The point where your optic nerves converge to exit the eye and into the brain is known as the optic disc. This area of the eye has no light-sensitive cells to detect light rays. This results in a break in the visual field known as your “blind spot.” When the cross mark disappears, you instead “see” a continuous white field.
The blind spot indicates the location of the optic nerve head—an area with no photoreceptors—in the temporal part of the visual field. Anything obstructing the travel of light towards the retina may affect the field tests, for example, lens opacity (cataract), ptosis (if not taped away from the pupil) or the rim of a correcting lens (test ...
People also ask
What does a blind spot indicate?
What is a physiological blind spot?
Should blind spot assessment be left unchanged?
What happens if a visual field test is not normal?
What is a visual field test?
What happens if you lose side vision during a visual field test?
May 7, 2020 · This guide provides a step-by-step approach to assessing a patient’s blind spot. It also includes a video demonstration. Download the blind spot assessment PDF checklist, or use our interactive checklist. You may also be interested in our complete guide to the examination of the eyes and assessment of vision.
