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市販試視力表와 韓式新試視力表의 正確度

Accuracy of Some Korean Test Charts and "Hahn´s New Test Chart"

대한안과학회지 1967년 8권 1호 p.51 ~ 54
한천석,
소속 상세정보
한천석 (  ) - 한안과의원

Abstract


The test types used in three Korean test charts and "Hahn´s New Test Chart" were measured in detail to determine the accuracy with a caliper and micrometer which minimal limit of measurement was 1/10,000 inch.
The rate of accuracy of three Korean test charts was noted as 82.3%, 72.8%, and 77. 2% each, whereas that of the Hahn´s New Test Chart was 98.9%.

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KCI
KoreaMed
KAMS