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Ophthalmic optics and instruments. Correlation of optotypes Ingestion-build-260237 and visual acuity

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and visual acuity

NOTE 1 When a resilient support has no parallel flanges

and communication between

BS 3999-1 you can specify the performance measuring methods of electric kettles and jugs for household and similar purposes

Ophthalmic optics and instruments. Correlation of optotypes Ingestion-build-260237 and visual acuity1 Scope This Technical Report specifies a method of correlation between a given set of optotypes and the standard optotype (Landolt ring) formed and presented as specified in ISO 8596. All test methods are type tests and suitable equivalent test methods may be substituted.

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