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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 and orthoptists in order to measure the vertical and horizontal deviation and includes both manifest and latent components. [1]
Hit Man: A Technical Manual for Independent Contractors is a book written under the pseudonym Rex Feral and published by Paladin Press in 1983. Paladin Press owner Peder Lund claimed, in an interview with 60 Minutes, that the book started life as a detailed crime novel written by a Florida housewife, and that the format was later changed to appeal to Paladin's reader base accustomed to the ...
The strength of the prism is increased until the streak of the light passes through the centre of the prism, as the strength of the prism indicates the amount of deviation present. The Maddox rod is a handheld instrument composed of red parallel plano convex cylinder lens , which refracts light rays so that a point source of light is seen as a ...
Piping. Within industry, piping is a system of pipes used to convey fluids ( liquids and gases) from one location to another. The engineering discipline of piping design studies the efficient transport of fluid. [1] [2] Industrial process piping (and accompanying in-line components) can be manufactured from wood, fiberglass, glass, steel ...
Fixation disparity. Fixation disparity is a tendency of the eyes to drift in the direction of the heterophoria. While the heterophoria refers to a fusion-free vergence state, the fixation disparity refers to a small misalignment of the visual axes when both eyes are open in an observer with normal fusion and binocular vision. [1]
A small natural gas pipeline substation in Bowling Green, Ohio Early Pipelines and Markets. The first natural gas sold in the U.S. was in Fredonia, New York in 1825, by William Hart. It was built to pipe the gas from the well to nearby shops, Hart improvised a gasometer at the well site and laid pipe to the properties of his first customers.
A pipe support or pipe hanger is a designed element that transfer the load from a pipe to the supporting structures. The load includes the weight of the pipe proper, the content that the pipe carries, all the pipe fittings attached to pipe, and the pipe covering such as insulation. The four main functions of a pipe support are to anchor, guide ...
Regulators found weaknesses in "living wills" submitted by four of the country’s largest banks detailing how the lenders would wind themselves down if something catastrophic were to happen.