GB/T 9105-2023

Uncut finished spectacle lenses—Photochromic lenses

STANDARD published on 6.8.2023

English, Chinese -
electronic design (pdf) (418.80 USD)

The information about the standard:

Designation standards: GB/T 9105-2023
Publication date standards: 6.8.2023
Country: Chinese technical standard
Category: Technical standards GB