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Ophthalmic optics. Visual acuity testing. Standard and clinical optotypes and their presentation Ingestion-build-93833 The token is expected to

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Description

The token is expected to contain one or more biometric references

Each type requires an individual specification to satisfy the particular customer’s needs

BS EN 2240-081 shall be used together with EN 2756

It is applicable to the analysis of gases containing constituents within the working ranges given in Table 1

This reference architecture does not restrict exploitation of other service architectures and aims at supporting the Mobile AIDC service models described in Clause 5

Ophthalmic optics. Visual acuity testing. Standard and clinical optotypes and their presentation Ingestion-build-93833 The token is expected to1 Scope This document specifies a range of Landolt ring optotypes and describes a method for measuring distance visual acuity under photopic conditions for the purposes of certification or licensing. This document is neither intended as a standard for clinical measurements nor for the certification of blindness or partial sight. Other optotypes used for clinical investigations are described in Annex A for information.

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