T/DYGA 0003-2021 Active Group standards

T/DYGA 0003-2021 Anti-fogging glasses lens

Publish Date: 2021-12-23 Implement Date: 2022-01-01 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: T/DYGA 0003-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Other daily necessities

ICS Name: Ophthalmic equipment

Publish Date: 2021-12-23

Implement Date: 2022-01-01

Scope

Main technical content: This document is prepared in accordance with GB/T 1.1-2020 "Guidelines for Standardization Work - Part 1: Structure and Drafting Rules for Standardization Documents". The technical content of this part has been modified based on QB/T 2506-2017 "Eyeglass Lenses - Optical Resin Lenses". The main technical differences from QB/T 2506-2017 are as follows: - Added technical requirements and test methods for anti-fog performance; - Added technical requirements for anti-fog performance in light irradiation resistance. This document was proposed and managed by the Danyang City Eyewear Chamber of Commerce.