Search results
Results from the WOW.Com Content Network
Figure 1 - Humphrey field analyser. Humphrey field analyser (HFA) is a tool for measuring the human visual field that is commonly used by optometrists, orthoptists and ophthalmologists, particularly for detecting monocular visual field. [1] The results of the analyser identify the type of vision defect.
Perimetry more carefully maps and quantifies the visual field, especially at the extreme periphery of the visual field. The name comes from the method of testing the perimeter of the visual field. Automated perimeters are used widely, and applications include: diagnosing disease, job selection, visual competence assessment, school or community ...
The macula corresponds to the central 17 degrees diameter of the visual field; the fovea to the central 5.2 degrees, and the foveola to 1–1.2 degrees diameter. [ 10 ] [ 11 ] [ 12 ] Note that in the clinical literature the fovea can refer to the central 1–1.2 deg, i.e. what is otherwise known as the foveola, and can be referred to as the ...
Troxler's fading has been attributed to the adaptation of neurons vital for perceiving stimuli in the visual system. [2] It is part of the general principle in sensory systems that unvarying stimuli soon disappear from our awareness. For example, if a small piece of paper is dropped on the inside of one's forearm, it is felt for a short period ...
Army Field Manual 2 22.3, or FM 2-22.3, Human Intelligence Collector Operations, was issued by the Department of the Army on September 6, 2006. The manual gives instructions on a range of issues, such as the structure, planning and management of human intelligence operations, the debriefing of soldiers, and the analysis of known relationships ...
Start a discussion about improving the Humphrey visual field analyser page Talk pages are where people discuss how to make content on Wikipedia the best that it can be. You can use this page to start a discussion with others about how to improve the " Humphrey visual field analyser " page.
The book was known by the nickname "Tante Frieda" [1] or "T.F." [2] A modified form is still in use today by the Federal German Army (Deutsches Heer). [citation needed] The approximate equivalent U.S. Army field-manual was FM 100–5, now re-issued as FM 3–0, Operations (with later revisions) and available for download at the U.S. Army ...
A History of the Mind received positive reviews from the science journalist Marek Kohn in New Statesman and Society, [4] Francisca Goldsmith in Library Journal, [5] and from Publishers Weekly, [6] mixed reviews from the biologist Lewis Wolpert in New Scientist and the psychologist George Armitage Miller in The New York Times Book Review, [7] [8] and negative reviews from John C. Marshall in ...