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2. Schirmer's test - Wikipedia

   en.wikipedia.org/wiki/Schirmer's_test

   The bent end of the test strip is placed in the eye such that it rests between the palpebral conjunctiva of the lower eyelid and the bulbar conjunctiva of the eye. 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.

3. Tear break-up time - Wikipedia

   en.wikipedia.org/wiki/Tear_break-up_time

   TFBUT measurement is an easy and fast method used to assess the stability of tear film. It is a standard diagnostic procedure in the dry eye clinics. [ 1 ] The volume of tear in the eye depends on two factors, drainage through the lacrimal passages and evaporation.

4. Dry eye syndrome - Wikipedia

   en.wikipedia.org/wiki/Dry_eye_syndrome

   Dry eye syndrome can lead to blurred vision, instability of the tear film, increased risk of damage to the ocular surface such as scarring of the cornea, and changes in the eye including the neurosensory system. [2] [6] Dry eye occurs when either the eye does not produce enough tears or when the tears evaporate too quickly. [2]

5. Eye examination - Wikipedia

   en.wikipedia.org/wiki/Eye_examination

   Visual acuity is the eyes ability to detect fine details and is the quantitative measure of the eye's ability to see an in-focus image at a certain distance. The standard definition of normal visual acuity (20/20 or 6/6 vision) is the ability to resolve a spatial pattern separated by a visual angle of one minute of arc.

6. The 10 Best Eye Drops for Dry Eyes for Instant Relief From ...

   www.aol.com/lifestyle/10-best-eye-drops-dry...

   The best eye drops for dry eyes in 2023 work to soothe various dry eye symptoms. Here, find expert-approved picks from Refresh, Systane, Opti-Free, and more.

7. Amsler grid - Wikipedia

   en.wikipedia.org/wiki/Amsler_grid

   Ask to cover one eye with hand or occluder and look directly at the center black dot. While looking directly at the center dot, and observe the grid whether patient can see all corners and sides of grid. If any lines or areas look blurry, wavy, dark or blank mark that area in chart and consult ophthalmologist. Follow the same steps with the ...