This standard BS EN ISO 10939:2017 Ophthalmic instruments. Slit-lamp microscopes is classified in these ICS categories:
11.040.70 Ophthalmic equipment
This document, together with ISO 15004-1 and ISO 15004-2 , specifies requirements and test methods for slit-lamp microscopes to provide slit illumination and observation under magnification of the eye and its adnexa.
This document is not applicable to microscope accessories, e.g. photographic equipment and lasers.
This document takes precedence over ISO 15004-1 and ISO 15004-2 , if differences exist.