New Standard from Last Update.

NATIONAL FOREWORD

This Indian Standard (Part 3) which is identical with ISO 18526-3 : 2020 ‘Eye and face protection - Test methods - Part 3: Physical and mechanical properties’ issued by the International Organization for Standardization (ISO) was adopted by the Bureau of Indian Standards on recommendation of the Occupational Safety and Health Sectional Committee and approval of the Chemical Division Council

This Indian Standard is published in several parts. The other parts in this series are:

Part 1 Geometrical optical properties

Part 2 Physical optical properties

Part 4 Headforms