The eye chart ... own eye charts for testing patients. There was no standard, though, so the clinical test was far from universal. That changed in 1862 when ophthalmologist Hermann Snellen ...

However, utilization of smartphone-based VA applications can make a difference on the delivery of eye care on the front ... When using a standard distance Snellen chart, ED staff documented ...

First developed in 1862 by Dutch ophthalmologist Herman Snellen, the prototypes of this eye chart began with abstract shapes. Eventually, the chart included those familiar block letters.

Play the USA TODAY Daily Crossword Puzzle. The most commonly-used eye chart was developed by Dutch ophthalmologist Hermann Snellen in 1860s. The Snellen chart typically has 11 rows of large ...

they can provide you with some idea about how good one’s vision is.The Snellen Eye Chart that is made up of different sizes of alphabets. It should be read from a distance and if you can read ...

For uniformity, acuity was measured only in the right eye, and patients wore their distance correction glasses, if used. A mirror was held at 3 m from the Snellen chart, which was held next to ...