Abstract
ISO 8596:2017 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.
ISO 8596:2017 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.
General information
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Status: PublishedPublication date: 2017-11Stage: International Standard confirmed [90.93]
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Edition: 3Number of pages: 10
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Technical Committee :ISO/TC 172/SC 7ICS :11.040.70
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Life cycle
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Previously
WithdrawnISO 8596:2009
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Now
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00
Preliminary
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10
Proposal
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20
Preparatory
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30
Committee
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40
Enquiry
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50
Approval
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60
Publication
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90
Review
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95
Withdrawal
Corrigenda / Amendments
PublishedISO 8596:2017/Amd 1:2019
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00
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