Results 271 to 280 of about 1,072,264 (305)

Sans Serif Letters for Snellen Charts

JAMA: The Journal of the American Medical Association, 1970
To the Editor.— A modified Snellen's chart is p-oposed ( Amer J Ophthal 66: 750, 1969) which employs simplified Gothic characters, instead of those usually printed in Gothic Boston Breton type adorned with serifs. Most road signs are designed in the sans serif lettering, and it is suggested that vision-testing of automobile drivers might wisely be ...
openaire   +2 more sources

Chart construction and letter legibility/readability

Ophthalmic and Physiological Optics, 1999
Summary Variation in legibility/readability between charts letters may be due to differences in chart construction and/or examination protocols and/or subject selection. An examination of legibility/readability of letters that are common to two chart constructions was undertaken.
openaire   +2 more sources

Utilization of Visual Acuity Retroilluminated Charts for the Assessment of Afferent Visual System Dysfunction in a Pediatric Neuroimmunology Population.

Journal of neuro-ophthalmology, 2020
BACKGROUND Visual acuity has been a significant outcome measure in clinical trials for patients suffering from neuro-ophthalmological diseases and multiple sclerosis; however, there are limited data on the comparison of various testing strategies in ...
Peter V. Sguigna, M. McCreary, Darrel L. Conger, J. Graves, L. Benson, Amy T. Waldman, B. Greenberg   +6 more
semanticscholar   +1 more source

Letter Legibility and the Construction of a New Visual Acuity Chart

Ophthalmologica, 2010
The ability to identify letters of different size remains, in relation to the allowed effort, the most informative measure of visual capacity. Numerous letter charts have been produced with varying design, size, and size progression of the letters. Attempts to ‘standardize’ letter testing have been fruitless.
A, Hedin, K, Olsson
openaire   +2 more sources

How mesh became a four letter word

British medical journal, 2018
Jonathan Gornall charts the rapid rise and precipitous fall of vaginal mesh—a story that offers lessons for the entire medical community, and for manufacturers and ...
J. Gornall
semanticscholar   +1 more source

Signal processing letters: Charting a new course [Society News]

IEEE Signal Processing Magazine, 2008
SPL's primary goal is to provide rapid publication of highly original, significant contributions and timely cutting-edge ideas in all areas within the field of interest of the IEEE Signal Processing Society.
Alex B. Gershman, Kostas N. Plataniotis, K. J. Ray Liu   +2 more
openaire   +1 more source

Love letter to Snellen Chart

Optician
Andrew King digs into the background of the Snellen visual acuity chart, perhaps the object most associated with optometry in the minds of the public
openaire   +1 more source

ETDRS letter scoring method improves the accuracy of 1.25% low-contrast visual acuity measurement in optic neuritis eyes in MS

medRxiv, 2022
Y. You, P. Yan, S. Graham, A. Klistorner
semanticscholar   +1 more source

Measurement of glare sensitivity in cataract patients using low‐contrast letter charts *

Ophthalmic & physiological optics, 1993
David Regan, D. Giaschi, Bernard B. Fresco   +2 more
semanticscholar   +1 more source

A Test Chart Screen and a Familiar Test Chart with Letters Reoriented

American Journal of Ophthalmology, 1925
openaire   +1 more source