GB/T 18143-2011 in English

This standard specifies the requirements for the design, performance, and testing of trial lenses frames used in optometry. It covers the general specifications, including dimensional tolerances, material properties, and safety requirements. The standard also outlines the procedures for testing the optical and mechanical performance of these devices. Additionally, it provides guidance on the labeling and packaging of trial lenses frames to ensure proper usage and storage. The standard aims to ensure consistency and quality in the production of trial lenses frames, facilitating their safe and effective use in clinical settings.