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Near the point of convergence training, or the ability for both eyes to focus on a single point in space. Base-out prism reading, stereogram cards, computerized training programs are used to improve fusional vergence.
Vitaly Borker (born 1975 or 1976 in the former Soviet Union), known by pseudonyms Tony Russo, Stanley Bolds and Becky S, is an American felon who has twice served federal prison sentences for charges arising from how he ran his online eyeglass retail and repair sites, DecorMyEyes and OpticsFast. [4] Customers who complained about poor service and misfilled orders for high-end designer eyewear ...
While some may be using non-prescription glasses as a fashion statement, others may actually be using blue-light glasses.
The best reading glasses require great lenses, affordability, and durability. Here, experts explain what to find in a pair, and reviewers recommend their faves.
George Malcolm Stratton (September 26, 1865 – October 8, 1957) was an American psychologist who pioneered the study of perception in vision by wearing special glasses which inverted images up and down and left and right. He studied under one of the founders of modern psychology, Wilhelm Wundt, and started one of the first experimental psychology labs in America, at the University of ...
The prism fusion range (PFR) or fusional vergence amplitude is a clinical eye test performed by orthoptists, optometrists, and ophthalmologists to assess motor fusion, specifically the extent to which a patient can maintain binocular single vision (BSV) in the presence of increasing vergence demands. Motor fusion is largely accounted to ...
Convergence insufficiency is a sensory and neuromuscular anomaly of the binocular vision system, characterized by a reduced ability of the eyes to turn towards each other, or sustain convergence.
Prism lenses (here unusually thick) are used for pre-operative prism adaptation. Eye care professionals use prism correction as a component of some eyeglass prescriptions. A lens which includes some amount of prism correction will displace the viewed image horizontally, vertically, or a combination of both directions. The most common application for this is the treatment of strabismus. By ...