We offer professional testing service for your spectacles. The optics deformation testing service includes the bridge deformation service and lens retention service. We use the high-quality equipments to test and offer the precision results.
Published on 31st July 2009, BS EN ISO 12870:2009 specifies the fundamental requirements for unglazed spectacle frames used with all prescription lenses.
This international standard covers all types of spectacle frame including rimless mounts, semi-rimless mounts and folding spectacle frames.
It is also applicable to those products that are made of natural organic materials.
STC can provide you ophthalmic optics and spectacle frame testing service.