Abstract
ISO 19012-1:2013 specifies the use of the marking "Plan" on microscope objectives, and defines the diameter of the sharp region of the primary image of a flat object surface. ISO 19012-1:2013 applies to visual observation using the combination of objective lens, tube lens and eyepiece, as specified by the manufacturer.
This marking is consistent with ISO 8578.
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General information
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Status: PublishedPublication date: 2013-05Stage: International Standard confirmed [90.93]
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Edition: 3Number of pages: 7
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Technical Committee :ISO/TC 172/SC 5ICS :37.020
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Life cycle
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Previously
WithdrawnISO 19012-1:2011
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Now
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