Snellen chart

Snellen chart
Снеллена таблица

Англо-русский офтальмологический словарь. 2010.

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  • Snellen chart — A Snellen chart is an eye chart used by eye care professionals and others to measure visual acuity. Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in 1862.DescriptionThe traditional Snellen chart… …   Wikipedia

  • Snellen chart — Snel·len chart snel ən n the chart used in the Snellen test with black letters of various sizes against a white background Snellen Hermann (1834 1908) Dutch ophthalmologist. Snellen was director of an eye clinic at Utrecht. In 1862 he introduced… …   Medical dictionary

  • Snellen chart — the commonest chart used for testing sharpness of distant vision (see visual acuity). It consists of rows of capital letters, called test types, the letters of each row becoming smaller down the chart. The large letter at the top is of such a… …   The new mediacal dictionary

  • Snellen chart etc. — Snel·len chart, etc. (snelґən) [Hermann Snellen, Dutch ophthalmologist, 1834–1908] see under chart, eye, sign, test, and test type …   Medical dictionary

  • Snellen chart — noun display consisting of a printed card with letters and numbers in lines of decreasing size; used to test visual acuity • Hypernyms: ↑display, ↑presentation …   Useful english dictionary

  • Snellen test type — block letters used in testing visual acuity, so designed that the whole letter subtends, at the appropriate distance, a visual angle usually of 5 minutes, and each component part subtends an angle of 1 minute. See also Snellen chart, under chart …   Medical dictionary

  • Snellen — noun Dutch ophthalmologist who introduced the Snellen chart to study visual acuity (1834 1908) • Syn: ↑Hermann Snellen • Instance Hypernyms: ↑ophthalmologist, ↑eye doctor, ↑oculist …   Useful english dictionary

  • Snellen test — noun a test of visual acuity using a Snellen chart • Hypernyms: ↑test, ↑trial, ↑run …   Useful english dictionary

  • Таблица Снеллена (Snellen Chart) — наиболее распространенная таблица, применяемая для проверки остроты зрения. В этой таблице содержатся строки прописных букв, называемых оптотипами (test types); размер букв уменьшается от строки к строке в направлении сверху вниз. Самые крупные… …   Медицинские термины

  • Chart, Snellen's — The familiar eye chart used to measure how well you see at various distances. Snellen s chart is imprinted with block letters that line by line decrease in size, corresponding to the distance at which that line of letters is normally visible. The …   Medical dictionary

  • Snellen's chart — The familiar eye chart used to measure how well you see at various distances. Snellen s chart is imprinted with block letters that line by line decrease in size, corresponding to the distance at which that line of letters is normally visible. The …   Medical dictionary


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