snellen Synonyms
No Synonyms and anytonyms found
snellen Meaning
Wordnet
snellen (n)
Dutch ophthalmologist who introduced the Snellen chart to study visual acuity (1834-1908)
snellen Sentence Examples
- The Snellen chart is used to assess visual acuity, measuring the ability to read letters at specific distances.
- The Snellen fraction represents the ratio of the distance at which the letters are read to the standard distance of 20 feet or 6 meters.
- Snellen vision of 20/20 indicates that the person can read letters at 20 feet away that standard-sighted individuals would read at 20 feet away.
- Snellen testing involves covering one eye while the other reads the letters on a chart at a specific distance.
- Poor Snellen vision can be caused by refractive errors, eye diseases, or neurological disorders.
- Snellen acuity is essential for accurate vision, enabling clear reading, driving, and other activities.
- Snellen charts are commonly used in optometry and ophthalmology clinics to assess vision acuity and prescribe corrective lenses.
- Snellen vision is often presented in decimal form, with 1.0 or 100% representing normal vision.
- Automated Snellen testers use computerized displays to present letters and record responses, enhancing testing accuracy and efficiency.
- Snellen vision charts have been standardized internationally, allowing for consistent and reliable vision assessment across different countries.
FAQs About the word snellen
Dutch ophthalmologist who introduced the Snellen chart to study visual acuity (1834-1908)
No synonyms found.
No antonyms found.
The Snellen chart is used to assess visual acuity, measuring the ability to read letters at specific distances.
The Snellen fraction represents the ratio of the distance at which the letters are read to the standard distance of 20 feet or 6 meters.
Snellen vision of 20/20 indicates that the person can read letters at 20 feet away that standard-sighted individuals would read at 20 feet away.
Snellen testing involves covering one eye while the other reads the letters on a chart at a specific distance.
