Microscopes. Marking of objectives and eyepieces Ingestion-build-47182 Who is BS EN IEC

Who is BS EN IEC 60794‑4‑20 - Optical fibre cables for

The general organization of this standard in described in EN 4258

ASTM E 1370[2]

Technical details specified in this document are given for information only

Microscopes. Marking of objectives and eyepieces Ingestion-build-47182 Who is BS EN IEC1 Scope This International Standard specifies the format for the marking of data or symbols for optical characteristics on microscope objectives and eyepieces and the positioning of the data. It makes recommendations for the marking of additional information, particularly colour coding of rings designating the magnification of objectives and the immersion media with which they are used.