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ISO/DIS 21575

Raw optical glass — The powder test method for the water resistance of optical glass — Test method and classification

General information

40.60     12 qer 2025

ISO

ISO/TC 172/SC 3

International Standard

37.020  

Scope

This document specifies the general procedures of the powder test method for the water resistance of optical glass.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 21575:2018

NOW

IN_DEVELOPMENT
ISO/DIS 21575
40.60 Close of voting
12 qer 2025