BS EN ISO 8980-3:2013

# BS EN ISO 8980-3:2013: Ophthalmic Optics Standard## OverviewBS EN ISO 8980-3:2013 is the British and European standard that specifies the requirements and test methods for semi-finished spectacle lens blanks. This standard is part of the ISO 8980 series, which covers various aspects of ophthalmic optics to ensure quality, safety, and performance.The standard was developed by the International Organization for Standardization (ISO) and adopted by the British Standards Institution (BSI) as the UK implementation. It is an identical adoption of ISO 8980-3:2013, providing a comprehensive set of guidelines for the manufacture and testing of semi-finished spectacle lens blanks.## Key Specifications- **Scope**: Covers requirements and test methods for semi-finished spectacle lens blanks, including those made of glass, plastic, or other materials.- **Applicable Standards**: Harmonized with other relevant standards in the ISO 8980 series, as well as EN ISO standards for ophthalmic optics.- **Technical Requirements**: - Optical properties: Refractive index, dispersion, and other optical characteristics. - Geometrical properties: Dimensions, curvatures, and tolerances. - Physical and mechanical properties: Impact resistance, scratch resistance, and other performance criteria. - Quality control: Sampling, inspection, and testing procedures.## Benefits of ComplianceAdhering to BS EN ISO 8980-3:2013 offers several key benefits for manufacturers, suppliers, and end-users of ophthalmic products:### Ensure Quality and SafetyThe standard establishes rigorous requirements for the optical, geometrical, and physical properties of semi-finished spectacle lens blanks. This helps to ensure the consistent quality and safety of eyewear products, protecting both manufacturers and consumers.### Facilitate International TradeAs an internationally recognized standard, BS EN ISO 8980-3:2013 promotes harmonization and mutual acceptance of ophthalmic products across global markets. This facilitates the free movement of goods and enables manufacturers to access a wider customer base.### Demonstrate ComplianceCompliance with BS EN ISO 8980-3:2013 serves as a clear demonstration of a manufacturer's commitment to quality and safety. This can be a valuable marketing tool and may be required for certain procurement or regulatory processes.### Improve Manufacturing ProcessesThe standard provides detailed test methods and quality control procedures, which can help manufacturers optimize their production processes and identify areas for improvement.## ConclusionBS EN ISO 8980-3:2013 is a crucial standard for the ophthalmic industry, ensuring the quality, safety, and performance of semi-finished spectacle lens blanks. By adhering to this standard, manufacturers can demonstrate their commitment to excellence, facilitate international trade, and provide end-users with high-quality, reliable eyewear products.