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2. Bates method - Wikipedia

   en.wikipedia.org/wiki/Bates_method

   The Bates method is an ineffective and potentially dangerous alternative therapy aimed at improving eyesight.Eye-care physician William Horatio Bates (1860–1931) held the erroneous belief that the extraocular muscles effected changes in focus and that "mental strain" caused abnormal action of these muscles; hence he believed that relieving such "strain" would cure defective vision.

3. Intraocular lens - Wikipedia

   en.wikipedia.org/wiki/Intraocular_lens

   Intraocular lens. An intraocular lens (IOL) is a lens implanted in the eye usually as part of a treatment for cataracts or for correcting other vision problems such as short sightedness and long sightedness; a form of refractive surgery. If the natural lens is left in the eye, the IOL is known as phakic, otherwise it is a pseudophakic lens (or ...

4. 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 ...

5. Cotton wool spots - Wikipedia

   en.wikipedia.org/wiki/Cotton_wool_spots

   Cotton wool spots are opaque fluffy white patches on the retina of the eye that are considered an abnormal finding during a funduscopic exam (also called an ophthalmoscopic exam). [1] Cotton wool spots are typically a sign of another disease state, most common of which is diabetic retinopathy. [2] The irregularly shaped white patches are a ...

6. List of instruments used in ophthalmology - Wikipedia

   en.wikipedia.org/wiki/List_of_instruments_used...

   Contact lenses. to correct refractive errors of the eye; a little invasive. Phoropter. used in refraction testing. Tonometers. used to determine the intraoccular pressure (IOP) - useful in glaucoma; video link for various types of tonometers. Speculum: to keep the eyes open during any operation. Universal eye speculum.

7. Convergence insufficiency - Wikipedia

   en.wikipedia.org/wiki/Convergence_insufficiency

   Diagnosis of convergence insufficiency is made by an eye care professional skilled in binocular vision dysfunctions, such as an optometrist, ophthalmologist, or orthoptist to rule out any organic disease. Convergence insufficiency is characterized by one or more of the following diagnostic findings: patient symptoms, high exophoria at near ...