J Korean Ophthalmol Soc.
1964 Nov;5(2):7-10.
The Korean Near Vision Chart
- Affiliations
-
- 1Department of Ophthalmology, College of Medicine, Seoul National University, Seoul, Korea.
Abstract
-
New Korean near vision chart was designed by the author and presented. As for the test types, photographically reduced optotypes of the Korean Test Chart for distance, published in Sep. 1964, and sentences in Korean letters similar to the Jaeger's near vision test types were employed in this chart, and the units of vision ranged from 0.1 to 1.2. On the back of the chart, a Landolt's ring for O.1; test objects in Korean sentences, solid and dotted lines for determination of the near point distance of accommodation; astigmatic dial; figure showing the structure of the eyeball; table of the amplitude and near point distance of accommodation in different ages ranging from 10 to 70, and suitable diopters of the glasses for reading in presbyopia with normal refraction were printed. The author stressed the importance of vision test for Dear and necessity of the near vision chart.