BS EN ISO 8980-3:2022 Ophthalmic Optics: Uncut Finished Spectacle Lenses - Transmittance Specifications and Test Methods

Discover the latest advancements in ophthalmic optics with the BS EN ISO 8980-3:2022 standard. This comprehensive document provides detailed specifications and test methods for uncut finished spectacle lenses, ensuring that they meet the highest standards of quality and performance.

Key Features

• Standard Number: BS EN ISO 8980-3:2022
• Pages: 48
• Released: 2022-07-13
• ISBN: 978 0 539 01153 1
• Name: Ophthalmic optics. Uncut finished spectacle lenses Transmittance specifications and test methods
• Status: Standard

Overview

The BS EN ISO 8980-3:2022 standard is an essential resource for professionals in the field of ophthalmic optics. It outlines the transmittance specifications and test methods for uncut finished spectacle lenses, providing a clear and concise framework for ensuring the quality and performance of these critical optical components.

Comprehensive Specifications

This standard covers a wide range of transmittance specifications, including:

• Visible light transmittance
• Ultraviolet (UV) transmittance
• Infrared (IR) transmittance
• Polarized light transmittance

By adhering to these specifications, manufacturers can ensure that their spectacle lenses provide optimal visual clarity and protection for the wearer.

Rigorous Test Methods

The BS EN ISO 8980-3:2022 standard also includes detailed test methods for evaluating the transmittance properties of uncut finished spectacle lenses. These methods are designed to be both rigorous and reproducible, ensuring that the results are accurate and reliable. Key test methods covered in the standard include:

• Spectrophotometric analysis
• Polarization analysis
• Environmental testing

These test methods provide a robust framework for assessing the performance of spectacle lenses under a variety of conditions, ensuring that they meet the highest standards of quality and reliability.

Benefits

Adopting the BS EN ISO 8980-3:2022 standard offers numerous benefits for manufacturers, opticians, and consumers alike:

• Enhanced Quality: By adhering to the stringent specifications and test methods outlined in the standard, manufacturers can ensure that their spectacle lenses meet the highest standards of quality and performance.
• Improved Safety: The standard's focus on UV and IR transmittance helps to ensure that spectacle lenses provide effective protection against harmful radiation, enhancing the safety and well-being of the wearer.
• Increased Confidence: Opticians and consumers can have greater confidence in the quality and performance of spectacle lenses that comply with the BS EN ISO 8980-3:2022 standard, knowing that they have been rigorously tested and evaluated.

Who Should Use This Standard?

The BS EN ISO 8980-3:2022 standard is an invaluable resource for a wide range of professionals in the field of ophthalmic optics, including:

• Manufacturers of spectacle lenses
• Opticians and optometrists
• Quality assurance professionals
• Research and development teams

By incorporating the specifications and test methods outlined in this standard into their processes, these professionals can ensure that their products meet the highest standards of quality and performance.

Conclusion

The BS EN ISO 8980-3:2022 standard represents a significant advancement in the field of ophthalmic optics, providing a comprehensive framework for ensuring the quality and performance of uncut finished spectacle lenses. With its detailed specifications and rigorous test methods, this standard is an essential resource for manufacturers, opticians, and other professionals in the field.

By adopting the BS EN ISO 8980-3:2022 standard, you can ensure that your spectacle lenses meet the highest standards of quality and performance, providing optimal visual clarity and protection for the wearer.

BS EN ISO 8980-3:2022

This standard BS EN ISO 8980-3:2022 Ophthalmic optics. Uncut finished spectacle lenses is classified in these ICS categories:

• 11.040.70 Ophthalmic equipment

This document specifies requirements for the transmittance properties of uncut and unmounted finished spectacle lenses, including attenuation of solar radiation. This document is not applicable to —    spectacle lenses having specific transmittance or absorption characteristics prescribed for medical reasons, —    products to which specific personal protective equipment transmittance standards apply, and —    products intended for direct observation of the sun, such as for solar-eclipse viewing. NOTE 1    By reference to ISO 21987 and ISO 14889, this document also applies to lenses mounted in spectacles. NOTE 2    Optical and geometric requirements are given for uncut finished spectacle lenses in ISO 8980?1 and ISO 8980?2, and for mounted lenses, in ISO 21987.