This standard BS EN ISO 10942:2022 Ophthalmic instruments. Direct ophthalmoscopes is classified in these ICS categories:
11.040.70 Ophthalmic equipment
This document, together with ISO 15004-1 and ISO 15004-2, specifies minimum requirements and test methods for hand-held direct ophthalmoscopes designed for directly observing the eye fundus. This document takes precedence over ISO 15004-1 and ISO 15004-2, if differences exist.