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prSSH EN ISO 25178-604:2025

Geometrical product specifications (GPS) - Surface texture: Areal - Part 604: Design and characteristics of non-contact (coherence scanning interferometry) instruments (ISO 25178-604:2025)

General information

40.60     May 11, 2026

50.99   

DPS

DPS/KT 12

European Norm

17.040.20  

Scope

This document specifies the design and metrological characteristics of coherence scanning interferometry (CSI) instruments for the areal measurement of surface topography. Because surface profiles can be extracted from surface topography data, the methods described in this document are also applicable to profiling measurements.

Life cycle

PREVIOUSLY

WITHDRAWN
SSH EN ISO 25178-604:2013

NOW

IN_DEVELOPMENT
prSSH EN ISO 25178-604:2025
40.60 Close of voting
May 11, 2026

Related project

Adopted from EN ISO 25178-604:2025 IDENTICAL

Adopted from ISO 25178-604:2025 IDENTICAL