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  2. Visioncall - Wikipedia

    en.wikipedia.org/wiki/Visioncall

    Website. www .vision-call .co .uk. Visioncall was established in 1994 and is a home visiting optician that provides free home eye tests for the elderly and housebound in the United Kingdom. Visioncall also specialise in domiciliary eye care for care homes, hearing screening, and dental care.

  3. Eye care in the United Kingdom - Wikipedia

    en.wikipedia.org/wiki/Eye_care_in_the_United_Kingdom

    In Wales the entitlement to sight tests is similar to that in England, except that most optometrists can also offer a free eye test to people who: have an eye problem that needs urgent attention; have sight in one eye only; are registered as sight impaired; have a hearing impairment and are profoundly deaf; suffer from retinitis pigmentosa.

  4. Asda - Wikipedia

    en.wikipedia.org/wiki/Asda

    A bust of co-founder Peter Asquith outside Asda House in Leeds. Asda Stores Limited (/ ˈæzdə /), trading as Asda and often styled as ASDA, is a British supermarket and petrol station chain. Its headquarters are in Leeds, England. [9] The company was incorporated as Associated Dairies and Farm Stores in 1949.

  5. Schirmer's test - Wikipedia

    en.wikipedia.org/wiki/Schirmer's_test

    Schirmer's test uses paper strips inserted into the eye for several minutes to measure the production of tears. Both eyes are tested at the same time. Most often, this test consists of placing a small strip of filter paper inside the lower eyelid (inferior fornix). The eyes are closed for 5 minutes. The paper is then removed and the amount of ...

  6. Dilated fundus examination - Wikipedia

    en.wikipedia.org/wiki/Dilated_fundus_examination

    Dilated fundus examination (DFE) is a diagnostic procedure that uses mydriatic eye drops to dilate or enlarge the pupil in order to obtain a better view of the fundus of the eye. [1] Once the pupil is dilated, examiners use ophthalmoscopy to view the eye's interior, which makes it easier to assess the retina, optic nerve head, blood vessels ...

  7. Pinhole occluder - Wikipedia

    en.wikipedia.org/wiki/Pinhole_occluder

    Visual acuity. Based on. Pinhole (optics) A pinhole occluder is an opaque disk with one or more small holes through it, used by ophthalmologists, orthoptists and optometrists to test visual acuity. The occluder is a simple way to focus light, as in a pinhole camera, temporarily removing the effects of refractive errors such as myopia. Because ...