| The Korean Near Vision Chart. |
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Chun Suk Hahn |
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Department of Ophthalmology, College of Medicine, Seoul National University, Seoul, Korea. |
| 한식근거리시시력표 (韓式近距離試視力表) |
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한천석(Chun Suk Han) |
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| Abstract |
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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. |
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