No products
New product
standard by International Organization for Standardization, 05/15/2013
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.