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2. 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.

3. Ophthalmoscopy - Wikipedia

   en.wikipedia.org/wiki/Ophthalmoscopy

   Ophthalmoscopy, also called funduscopy, is a test that allows a health professional to see inside the fundus of the eye and other structures using an ophthalmoscope (or funduscope). It is done as part of an eye examination and may be done as part of a routine physical examination. It is crucial in determining the health of the retina, optic ...

4. Ophthalmology - Wikipedia

   en.wikipedia.org/wiki/Ophthalmology

   Ophthalmology (/ ˌɒfθælˈmɒlədʒi /, OFF-thal-MOL-ə-jee) [1] is a clinical and surgical specialty within medicine that deals with the diagnosis and treatment of eye disorders. [2] A former term is oculism. An ophthalmologist is a physician who undergoes subspecialty training in medical and surgical eye care. [3]

5. Lensmeter - Wikipedia

   en.wikipedia.org/wiki/Lensmeter

   13 – Prism scale knob. A lensmeter or lensometer (sometimes even known as focimeter or vertometer), [1][2] is an optical instrument used in ophthalmology. It is mainly used by optometrists and opticians to measure the back or front vertex power of a spectacle lens and verify the correct prescription in a pair of eyeglasses, to properly orient ...

6. Ophthalmic viscosurgical device - Wikipedia

   en.wikipedia.org/wiki/Ophthalmic_viscosurgical...

   Ophthalmic viscosurgical devices (OVDs) are a class of clear gel-like material used in eye surgery to maintain the volume and shape of the anterior chamber of the eye, and protect the intraocular tissues during the procedure. They were originally called viscoelastic substances, or just viscoelastics. Their consistency allows the surgical ...

7. Optometer (ophthalmic instrument) - Wikipedia

   en.wikipedia.org/wiki/Optometer_(ophthalmic...

   Optometer (ophthalmic instrument) The optometer was a device used for measuring the necessary spherical and/or cylindrical corrections to be prescribed for eyeglasses, from the middle of the 18th century until around 1922, when modern instruments were developed. [1] [2] [3] The term, coined in 1738 by W. Porterfield to describe his Scheiner ...