Define visual acuity test. visual acuity test synonyms, visual acuity test pronunciation, visual acuity test translation, English dictionary definition of visual acuity test. adj. 1. Of or relating to the sense of sight: a visual organ; visual receptors
Visual Acuity refers to the sharpness, clearness and focus of a person's vision. It is a measure of the eye's spatial resolution, or ability to perceive shapes and figures in a 3-dimensional setting. This is what is being checked when you take an eye test at a doctor's office or whe...
Define visual acuity. visual acuity synonyms, visual acuity pronunciation, visual acuity translation, English dictionary definition of visual acuity. n. Sharpness of vision, especially as tested with a Snellen chart. Normal visual acuity based on the Sne
Three ways of securing the test field in making the examination for acuity are discussed:鈥搕he illumination of test characters printed on an opaque surface; the transillumination of test characters printed or otherwise impressed on a translucent surface; and the projection of the test field from ...
Visual acuity test types - Test charts for clinical determination of distance visual acuity - Specification 视力检测方式.远距视力临床测定用检测表规范 www.mapeng.net 3. Visual acuity test types - Specification for Landolt ring optotype for non-clinical purposes 视觉敏锐度测验.非临床用缺口环验光字体...
The Tumbling E-test(ETDRS based) is a test of visual acuity. The results are based on the logMAR scoring metric - the Line Scoring Method. The corresponding dec…
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The result of a visual acuity test should be reported as a log-MAR value (log of the minimum angle of resolution). Normal visual acuity for most adults is approximately −0.1 on this scale, which is equivalent to 20/16 on a Snellen visual acuity chart. A two-line or greater change ...
视力测试(Visual Acuity Test)用于评估中枢神经系统疾病啮齿动物模型中的视力辨别和视力。在该测试中,小鼠在具有透明塑料屏障和两个可变黑白光栅的提示卡的水箱中游泳。屏障的一侧是逃生平台,由具有最精细光栅的提示卡指示(在测试过程中保持不变)。屏障另一侧的“不正确”象限不包含平台,由带有较大光栅的提示卡标记,该...
There are many types ofvisual acuity tests. These tests are designed for different ages and levels. For example, a small child who cannot speak yet will need a different visual acuity test than a college student. Distance visual acuity tests are usually done at 20 feet or 6 meters. “Perfe...