This standard specifies the terms and definitions, classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of eyewear product spare parts. This standard applies to hinges, temples, leg cores, locking blocks, center bridges, nose pads and other accessories for eyewear products.
QB/T 4732-2014 Referenced Document
GB/T 14214 Spectacle frames—General requirements and test methods*, 2019-12-31 Update
GB/T 196 General purpose metric screw threads--Basic dimensions
GB/T 197 General purpose metric screw threads—Tolerances*, 2018-03-15 Update