ISO/CD 19012-2

Microscopes — Designation of microscope objectives — Part 2: Chromatic correction

Scope

This document specifies classes of chromatic correction and defines minimum requirements regarding chromatic correction. The defined marking on the component enables the operator to correctly use the microscope.
The application refers to the combination of objective and tube lens as specified by the manufacturer. The specifications regarding chromatic correction only refer to optical design values for axial chromatic aberration. This document not only provides specifications of chromatic correction for the visual spectral range but also for extended spectral ranges.