When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. Prism correction - Wikipedia

   en.wikipedia.org/wiki/Prism_correction

   Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]

3. Litttle-known devices restore vision to people who can't be ...

   www.aol.com/litttle-known-devices-restore-vision...

   Optometrist Chris Palmer, who founded the clinic, prescribes devices that can help improve people's vision when other glasses can't. Palmer fitted Bramer with the devices, which are like miniature ...

4. Subjective refraction - Wikipedia

   en.wikipedia.org/wiki/Subjective_refraction

   It is a clinical examination used by orthoptists, optometrists and ophthalmologists to determine a patient's need for refractive correction, in the form of glasses or contact lenses. The aim is to improve current unaided vision or vision with current glasses. Glasses must also be comfortable visually.

5. List of instruments used in ophthalmology - Wikipedia

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

   Spectacles (glasses) to correct refractive errors of the eye; not invasive 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:

6. The eyes have it: Local optometrist Dr. David Kordish, 70 ...

   www.aol.com/news/eyes-local-optometrist-dr-david...

   Mar. 3—Optometrist Dr. David Kordish often talks to patients about glaucoma and cataracts in doing general eye care. Now, he can see his patients with clearer vision and freedom from glaucoma ...

7. Prism cover test - Wikipedia

   en.wikipedia.org/wiki/Prism_Cover_Test

   The prism cover test (PCT) is an objective measurement and the gold standard in measuring strabismus, i.e. ocular misalignment, or a deviation of the eye. [1] It is used by ophthalmologists, orthoptists, and optometrists in order to measure the vertical and horizontal deviation and includes both manifest and latent components. [1]