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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]
assess degree of binocular vision. The Worth Four Light Test, also known as the Worth's four dot test or W4LT, is a clinical test mainly used for assessing a patient's degree of binocular vision and binocular single vision. Binocular vision involves an image being projected by each eye simultaneously into an area in space and being fused into a ...
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 ...
Nova Scotia Youth Centre. / 45.0531; -64.6669. The Nova Scotia Youth Centre, commonly known as Waterville, is the only youth correctional centre in the Canadian province of Nova Scotia. Opened in 1988, the facility is operated by the Nova Scotia Department of Justice in the rural community of Waterville, Kings County .
By Karen Freifeld (Reuters) -The U.S. House of Representatives committee on China has asked the FBI and the intelligence community for a briefing on GenScript Biotechnology Co and three ...
Maddox wing. The Maddox Wing is an instrument utilized by ophthalmologists, orthoptists and optometrists in the measurement of strabismus (misalignment of the eyes; commonly referred to as a squint or lazy eye by the lay person). It is a quantitative and subjective method of measuring the size of a strabismic deviation by dissociation of the ...
Amblyopia. Anisometropia is a condition in which a person's eyes have substantially differing refractive power. [1] Generally, a difference in power of one diopter (1D) is the threshold for diagnosis of the condition . [2] [3] Patients may have up to 3D of anisometropia before the condition becomes clinically significant due to headache, eye ...
Ferndale Institution is the former name of the minimum-security federal correctional annex of Mission Institution, now referred as Mission Minimum Institution. Is located in Mission, British Columbia, in the central Fraser Valley, about 80 kilometres east of Vancouver. Ferndale opened in 1973 and can house up to 166 inmates, who live in ...
Warden. The Regional Reception Centre (French: Centre régional de réception [3]) is a Canadian federal prison for men located with Archambault Institution at the Correctional Service of Canada (CSC) complex at Sainte-Anne-des-Plaines, Quebec, a short distance from Mirabel International Airport . The Special Handling Unit ( SHU; French: Unité ...
Ophthalmology. In ophthalmology, horror fusionis is a condition in which the eyes have an unsteady deviation, with the extraocular muscles performing spasm-like movements that continuously shift the eyes away from the position in which they would be directed to the same point in space, giving rise to diplopia. Even when the double vision images ...