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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Amendments
Amendments are issued when it is found that new material may need to be added to an existing standardization document. They may also include editorial or technical corrections to be applied to the existing document.
Amendment 1
Edition 2019
ISO 8596:2017/Amd 1:2019
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CHF
18
Convert Swiss francs (CHF) to your currency
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
Amendments
Provide additional content; available for purchase; not included in the text of the existing standard.PublishedISO 8596:2017/Amd 1:2019
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00