T/DYGA 0002-2019 Active Group standards

T/DYGA 0002-2019 Aspheric resin lens sheet

Publish Date: 2019-12-31 Implement Date: 2019-12-31 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 0002-2019

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Other daily necessities

ICS Name: Ophthalmic equipment

Publish Date: 2019-12-31

Implement Date: 2019-12-31

Scope

Main technical content: This standard was drafted in accordance with the rules given in GB/T 1.1-2009. The technical content of this part was 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 requirements for the compensation value of aspheric lenses; - Added requirements for the uniformity of the compensation value of aspheric lenses; This standard was proposed and managed by the Danyang City Eyewear Chamber of Commerce.