Snellen


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Snel·len

(snel'ĕn),
Hermann, Dutch ophthalmologist, 1834-1908. See: Snellen sign, Snellen test types.
References in periodicals archive ?
The material resources used were: school classrooms, Illiterate E Snellen Charts, tape measures, tissues (as eye patches), class lists and feedback forms--all readily available and inexpensive.
HD 209458b is definitely not a place for the faint-hearted," quipped Ignas Snellen of Leiden Observatory, the Netherlands, who led a team of astronomers in the probe of the planet.
Q A MAN named Snellen invented the eye chart used by opticians.
Testing of visual acuity using the Snellen Chart (the standard eye chart used by eye care professionals to measure visual acuity) showed a significant improvement from baseline 14/20 to 17/20 after two months of treatment with Pycnogenol.
USS COFER (DE-208/APD-62)--September 2325, 2009, San Antonio, Texas, Contact: Jim Snellen, Phone: (904) 230-0204, Email: jrsnellenl@bellsouth.
First, we used a hand-held Snellen card (Borm Bruckmeier Publishing LLC, Germany) to test vision, with patients being encouraged to use their corrective lenses if needed and available.
MARY F SULLIVAN LIVING TRUST SNELLEN SUZANNE M 12/18/2008 $247,000 1319 ARCADIA DR, EUGENE, OR 97401
15) Vision was checked with a Snellen eye chart with the patient standing five feet away.
Going far beyond the quality of vision indicated by Snellen testing, Holladay (ophthalmology, Baylor College of Medicine) helps surgeons better understand the machinery, instruments, technology and procedures commonly used to assess vision before and after cataract and refractive surgery, and designs this to be a daily handbook as well as a desk reference.
Sensory and motor: Snellen test, Functional Acuity Contrast Test (Ginsburg 1993), smell test, and Lafayette Grooved Pegboard (Lafayette Instruments, Lafayette, IN)
For example, the editors of the influential handbook Public Administration in the Information Age claim under the slightly alarming heading "Faltering Foundations" that despite decades of scholarly attention to the implications of informatization in government, scholars are still "both empirically and theoretically 'challenged'" (van de Donk and Snellen 1998, 14).
It's very difficult to get work shown if it has a gay content to it, especially figurative work," says Wayne Snellen, Leslie/Lohman director.