GB/T 39141.4-2024 Active National standards

GB/T 39141.4-2024 Mineral and sapphire watch-glasses—Part 4:Anti-reflective treatment

Publish Date: 2024-11-28 Implement Date: 2025-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 39141.4-2024

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Clocks and watches

ICS Name: \nWatch

Publish Date: 2024-11-28

Implement Date: 2025-06-01

Pages: 16 pages

Scope

This document defines the terms and definitions of anti-reflective-treated watch glass, and describes the test methods and result determination.
This document is applicable to anti-reflective-treated sapphire watch glass, and anti-reflective-treated inorganic watch glass can also be used as a reference.

Development Information

Word Count: 23 Thousand words Pages: 16 pages

Referenced Standards

GB/T 33725-2017 Watch cases and accessories—Tests of the resistance to wear, scratching and impacts GB/T 38020.2-2019 Watch-cases and accessories—Gold alloy coverings—Part 2:Determination of fineness,thickness,corrosion resistance and adhesion GB/T 39141.3-2022 Mineral and sapphire watch-glasses—Part 3:Qualitative criteria and test methods ISO 4892-1 ISO 4892-2 ISO 9227 ISO/CIE 11664-1:2019 ISO/CIE 11664-2 CIE 15:2018 CIE 85:1989

Adopt standards

ISO 14368&#8259 4:2020

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