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  2. Visual acuity - Wikipedia

    en.wikipedia.org/wiki/Visual_acuity

    Eye examination for visual acuity. Visual acuity is a measure of the spatial resolution of the visual processing system. VA, as it is sometimes referred to by optical professionals, is tested by requiring the person whose vision is being tested to identify so-called optotypes – stylized letters, Landolt rings, pediatric symbols, symbols for the illiterate, standardized Cyrillic letters in ...

  3. Worth 4 dot test - Wikipedia

    en.wikipedia.org/wiki/Worth_4_dot_test

    Worth 4 dot test. The Worth Four Light Test, also known as the Worth's four dot test or W4LT, is a clinical test mainly used for assessing a patient's degree of binocular vision and binocular single vision. Binocular vision involves an image being projected by each eye simultaneously into an area in space and being fused into a single image.

  4. Eye examination - Wikipedia

    en.wikipedia.org/wiki/Eye_examination

    29271-4. An eye examination, commonly known as an eye test, [1] is a series of tests performed to assess vision and ability to focus on and discern objects. It also includes other tests and examinations pertaining to the eyes. Eye examinations are primarily performed by an optometrist, ophthalmologist, or an orthoptist.

  5. Visual impairment - Wikipedia

    en.wikipedia.org/wiki/Visual_impairment

    Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficulties with normal daily tasks, including reading and walking. [6] The terms low vision and blindness ...

  6. De-Puff Under-Eyes With These Powerful Derm-Approved Eye Creams

    www.aol.com/puff-under-eyes-powerful-derm...

    Hydro Cool Firming Eye Gels. These gels can be stored in the refrigerator and applied while cool, notes Dr. Luke. She says these “help reduce under-eye swelling/puffiness in as little as 10 minutes.

  7. Walmart Has a Top Secret Section for Deeply Discounted Home Goods

    www.aol.com/walmart-top-secret-section-deeply...

    walmart.com. $31.97. More. Most of the home items available on the resold section are appliances, so it's the perfect way to save on high-ticket items like Shark vacuums and KitchenAid mixers ...

  8. Macular degeneration - Wikipedia

    en.wikipedia.org/wiki/Macular_degeneration

    8.7% global prevalence in 2020 [ 2 ] Macular degeneration, also known as age-related macular degeneration (AMD or ARMD), is a medical condition which may result in blurred or no vision in the center of the visual field. [ 1 ] Early on there are often no symptoms. [ 1 ] Over time, however, some people experience a gradual worsening of vision ...

  9. Slit lamp - Wikipedia

    en.wikipedia.org/wiki/Slit_lamp

    Eye examination with the aid of a slit lamp. Side view of a slit lamp machine. Cataract in human eye: magnified view seen on examination with the slit lamp. In ophthalmology and optometry, a slit lamp is an instrument consisting of a high-intensity light source that can be focused to shine a thin sheet of light into the eye.

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