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.
• Bridge deformation service.
• Lens retention service.