GB/T 11533-2011
ActiveStandard for logarithmic visual acuity charts
标准对数视力表
Application Summary AI generated
This standard specifies the design, layout, and application of logarithmic visual acuity charts used for measuring distance vision. It is applied in medical eye examinations, school health screenings, and occupational health assessments in China to ensure consistent and accurate visual acuity testing. The standard is also used by manufacturers to produce standardized vision testing charts for clinical and public health settings.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.