Search results
Results from the WOW.Com Content Network
Prism dioptres. 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]
Prism adaptation. Prism adaptation is a sensory-motor adaptation that occurs after the visual field has been artificially shifted laterally or vertically. It was first introduced by Hermann von Helmholtz in late 19th-century Germany as supportive evidence for his perceptual learning theory (Helmholtz, 1909/1962). [1]
Specialty. Ophthalmology. Exotropia is a form of strabismus where the eyes are deviated outward. It is the opposite of esotropia and usually involves more severe axis deviation than exophoria. People with exotropia often experience crossed diplopia. Intermittent exotropia is a fairly common condition. "Sensory exotropia" occurs in the presence ...
Esotropia is a form of strabismus in which one or both eyes turn inward. The condition can be constantly present, or occur intermittently, and can give the affected individual a "cross-eyed" appearance. [1] It is the opposite of exotropia and usually involves more severe axis deviation than esophoria. Esotropia is sometimes erroneously called ...
Costco members pay either $60 a year for a regular membership or $120 for an “executive” card, which includes additional perks. The membership model is crucial to Costco’s business, which ...
The retailer, whose 24-karat-gold bars were a hit with shoppers (and gave a big boost to the company’s e-commerce division), has now added silver coins to its offerings. Shoppers/investors can ...
Esophoria is an eye condition involving inward deviation of the eye, usually due to extra-ocular muscle imbalance. It is a type of heterophoria. Cause. Causes include: Refractive errors; Divergence insufficiency; Convergence excess; this can be due to nerve, muscle, congenital or mechanical anomalies.
Courtesy of Costco. More. Price tag: $600. Dimensions: 71 in. x 71 in. x 28 in. Accommodates: 4 to 6 people. Average rating: 4.7/5. It may be inflatable, but this hot tub is smarter than you think ...
Heterophoria is an eye condition in which the directions that the eyes are pointing at rest position, when not performing binocular fusion, are not the same as each other, or, "not straight". This condition can be esophoria, where the eyes tend to cross inward in the absence of fusion; exophoria, in which they diverge; or hyperphoria, in which ...
Total Wine. 2. Glendronach 12-Year Single Malt Scotch. Price: $47. Region: Highland, Scotland. Tasting Notes: Oak, sherry, raisins, and soft fruits. ABV: 40%. Glendronach 12 is the 200-year-old ...