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ANSI Z80.21-2010 (R2015)

Ophthalmics - Instruments - General-Purpose Clinical Visual Acuity Charts

This standard applies to displays of optotypes for all clinical visual acuity measurement systems thatuse recognition of high-contrast optotypes and that are designed for general use including optotypesprinted on opaque media, those intended for transillumination, electronically generated or projecteddisplays


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VC (ASC Z80): Vision Council [VC (ASC Z80)]


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