1.
Indian J Ophthalmol
;
1996 Sep; 44(3): 161-4
Article
in English
| IMSEAR
| ID: sea-70090
ABSTRACT
Conventional Snellen visual acuity chart has unequal difficulty score and irregular progression in letter size causing jumping effect at different visual acuity levels. There is also increase in number of letters from above downwards. Consequently one or two mistakes per line has different meaning of visual acuity at different levels. We designed a new visual acuity chart of fourteen lines in Hindi and Gujarati to facilitate standardization in visual acuity measurement. These charts are designed for use at six meter distance, and the illumination is provided from front. These charts provide a standardized way of measuring visual acuity using local languages.
Subject(s)
Humans , India , Language , Research , Vision Tests/methods , Visual Acuity
2.
Indian J Ophthalmol
;
1983 May; 31(3): 199-201
Article
in English
| IMSEAR
| ID: sea-70926
3.
Indian J Ophthalmol
;
1983 May; 31(3): 202-3
Article
in English
| IMSEAR
| ID: sea-72608