90.93 Standard confirmed Mar 13, 2024
ISO
ISO/TC 172/SC 5 Microscopes and endoscopes
International Standard
37.020 Optical equipment
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.
WITHDRAWN
ISO 19012-1:2011
PUBLISHED
ISO 19012-1:2013
90.93
Standard confirmed
Mar 13, 2024