Sloan letters - Wikipedia
Sloan letters, designed by Louise Sloan in 1959, are a set of optotypes used to test visual acuity generally used in Snellen charts and logMAR charts.
Sloan letters - Optonet Project
It consists of 10 letters designed in 1959 by Louise Sloan: (C, D, H, K, N, O, R, S, V and Z). The Sloan letters have the same height to width ratio, similar to the structure of the Snellen letters, drawn on 5×5 matrix.
Vision Charts 101: Snellen vs Sloan Explained - MacGill
Jul 30, 2020 · Today’s improved Snellen eye charts use the Sloan letters and are the charts most commonly used by school nurses.
Screen for clarity of vision when looking in the distance; to detect myopia, amblyopia, astigmatism, and/or anisometropia. Visual acuity is checked using a standardized 10-foot Sloan Letters chart proportionally spaced (LogMAR). Sloan Letters Chart (10 foot); positioned at the child’s eye level.
LogMAR chart - Wikipedia
A logMAR chart (Logarithm of the Minimum Angle of Resolution) is a chart consisting of rows of letters that is used by ophthalmologists, orthoptists, optometrists, and vision scientists to estimate visual acuity.
Patient Resources - American Association for Pediatric …
The American Association for Pediatric Ophthalmology and Strabismus (AAPOS) is offering an updated basic kit with HOTV and Sloan Letters to assist anyone who screens vision, including school nurses, Lions Club members, Head Start, and medical personnel working in pediatrics and family medicine.
What is ETDRS®? - Precision Vision
ETDRS® charts have five Sloan letters on each line; the lines are of equal difficulty, and there is a geometric progression (LogMar) in letter size from line to line. LogMar stands for Log of Minimum Angle of Resolution.
Sloan Letter | Good-Lite
The Sloan eye chart serves as a tool employed by eye doctors to assess visual acuity. Similar to other charts, it utilizes optotypes, although these letters maintain relatively uniform sizes. Sloan letters come together to create a contemporary-looking chart, often utilized by school nurses for testing students' vision
Sloane Letters - Sloane Lab
Interactive Data Atlas > Sloane Letters. The project aims catalogue in depth, and eventually transcribe, the contents of Sir Hans Sloane’s correspondence. The correspondence of Sir Hans Sloane (1660-1753) consists of thirty-eight volumes held at the British Library, London: MSS 4036-4069, 4075-4078.
Sloan Revised Low Contrast Chart (Scrambled A)
Coupled with Sloan letters, true contrast levels and ETDRS style format, this contrast sensitivity test is accurate and reliable. CAT. NO. 2425 Illuminator Cabinet is necessary with these translucent low contrast charts.
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