Overview
ISO 12312-1:2022/Amd 1:2026, published by the International Organization for Standardization (ISO), amends the baseline requirements for sunglasses and related eyewear for general use. This amendment brings updated terminology, revised methods of measurement, and new technical requirements to reflect advancements in technology and industry best practices. The standard aims to enhance eye and face protection by ensuring sunglasses offer reliable performance, safety, and user information, supporting manufacturers, regulatory bodies, and consumers alike.
Key Topics
- Terminology updates: The amendment systematically replaces the terms “faded” and “darkened” with “light” and “dark” to align with ongoing revisions in international eyewear standards.
- Test methods alignment: Revised cross-references now require that test methods, including transmittance and impact resistance, comply with updated ISO testing standards such as ISO 18526-1:2020 and ISO 12311:2023.
- Headform specification: Amended requirements dictate that default headforms specified in ISO 18526-4:2020 are used in test scenarios unless otherwise stated by the manufacturer.
- Filter and lens requirements: Detailed updates for measuring luminous transmittance, uniformity, and filter categories ensure more accurate assessment and improved quality control of sunglass performance.
- Photochromic and polarizing filters: Adjusted protocols for testing reaction time and polarization in accordance with the latest ISO 18526-2:2020 criteria.
- Guidance for vulnerable users: Provides a new advisory on the potential risk of photosensitive seizures for certain individuals using electro-optical filters.
- Product information and labelling: Enhanced requirements for symbols, descriptions, and labelling to support clear consumer information and proper product selection.
Applications
The practical applications of ISO 12312-1:2022/Amd 1:2026 span across the design, manufacture, and testing of sunglasses and related eyewear for the general public. Key industry stakeholders who benefit from the standard include:
- Eyewear manufacturers: Ensuring that sunglasses comply with internationally recognized safety, performance, and information standards, helping to facilitate market access and consumer trust.
- Testing laboratories: Harmonized testing procedures for transmittance, impact resistance, and robustness, supporting reliable product certification and quality assurance.
- Retailers and importers: Confidence that products are tested according to up-to-date and harmonized global standards, simplifying supply chain management.
- Consumers: Assurance of the quality, safety, and performance of sunglasses through clear product information, robust impact testing, and comfort-focused design improvements.
- Regulatory and compliance authorities: Provides a reference framework for market surveillance and regulatory enforcement regarding eyewear safety and consumer protection.
Related Standards
Adhering to ISO 12312-1:2022/Amd 1:2026 often requires reference to several associated ISO standards for precise test methods and definitions:
- ISO 12311:2023: Test methods for sunglasses and related eyewear.
- ISO 18526 Series: Specifies headforms for testing (ISO 18526-4:2020), test methods for optical properties (ISO 18526-2:2020), and other related criteria.
- ISO 9241-391: Reference for issues related to photosensitive seizures and light detectors.
- CEN/TC 85 Standards: European standards complementing ISO requirements for eye protective equipment.
- US CFR21 801.410: Specific national regulation referenced for impact resistance.
These related standards are vital for full compliance and are often referred to within the requirements and testing frameworks established by ISO 12312-1 and its amendments.
By integrating robust testing, harmonized terminology, and clear consumer labelling, ISO 12312-1:2022/Amd 1:2026 solidifies its role as a critical benchmark in global eye and face protection.
Open preview (PDF)Eye and face protection — Sunglasses and related eyewear — Part 1: Sunglasses for general use — Amendment 1
