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GB 14866-2023: General technical specification for eye and face protector Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB 14866: Historical versions
Similar standardsGB 14866-2023: General technical specification for eye and face protector---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB14866-2023GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 13.340.99 CCS C 73 Replacing GB 14866-2006, GB 32166.1-2016 General technical specification for eye and face protector Issued on. DECEMBER 28, 2023 Implemented on. JANUARY 01, 2025 Issued by. State Administration for Market Regulation; Standardization Administration of the People’s Republic of China. Table of ContentsForeword... 4 1 Scope... 8 2 Normative references... 8 3 Terms and definitions... 8 4 Classification of eye and face protection products... 10 5 General requirements and test methods... 11 5.1 Biocompatibility... 11 5.2 Structure and adjustment... 11 5.3 Cleaning and disinfection... 11 6 Geometric optical performance requirements and testing methods... 11 6.1 Field of view... 11 6.2 Refractive power and prismatic power mutual deviation of plain-glass eye and face protection products... 13 6.3 Refractive power and prismatic power mutual deviation of eye and face protection products with vision correction function... 14 7 Physical optical performance requirements and testing methods... 14 7.1 Visible light transmittance... 14 7.2 Transmittance uniformity... 14 7.3 Scattered light... 15 7.4 Reflectance... 15 7.5 Driving transmittance requirements and traffic light identification... 15 8 Physical and mechanical performance requirements and testing methods... 15 8.1 Protection area... 15 8.2 Basic impact protection performance... 20 8.3 High-speed particle impact protection performance... 20 8.4 Impact protection performance of high and heavy objects... 21 8.5 Head bands or hair bands... 22 8.6 Material and surface quality... 22 8.7 Heat resistance... 22 8.8 UV radiation resistance... 22 8.9 Corrosion resistance... 22 8.10 Flame retardant performance... 23 8.11 Ventilation holes puncture resistance... 23 8.12 Abrasion resistance... 23 9 Marking and testing methods... 23 9.1 General requirements... 23 9.2 Permanence requirements... 23 9.3 Marking arrangement methods and requirements... 25 10 Information that is provided by the manufacturer... 25 10.1 General requirements... 25 10.2 Necessary information... 25 Appendix A (Normative) Head model for eye and face protection... 27 Appendix B (Normative) Visual field measurement methods... 28 B.1 Measuring devices... 28 B.2 Measurement steps... 28 Appendix C (Normative) Transmittance uniformity test method... 29 C.1 Test device... 29 C.2 Test procedures... 29 Appendix D (Normative) Test method for eye and face protection area coverage... 31 D.1 Test device... 31 D.2 Test procedures... 31 Appendix E (Normative) Test method for puncture resistance of ventilation holes... 32 E.1 Test device... 32 E.2 Test procedures... 321 ScopeThis document specifies the classification, general requirements, geometrical optical performance requirements, physical optical performance requirements, physical and mechanical performance requirements, marking and information provided by manufacturers, etc. of eye and face protection products. This document applies to protection products or components used to protect the eyes or face in production and life. This document does not apply to welding protectors, auto-darkening welding filters, goggles for protection against strong light sources, goggles for protection against lasers, sunglasses and sun lenses.2 Normative referencesThe following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the version corresponding to that date is applicable to this document; for undated references, the latest version (including all amendments) is applicable to this document. GB/T 2410-2008, Determination of the luminous transmittance and haze of transparent plastics GB 10810.4-2012, Uncut finished spectacle lenses - Part 4.Specifications and test methods for anti-reflective coatings GB 13511.1-2011, Assembled spectacles - Part 1.Single-vision and multifocal GB 13511.2-2011, Assembled spectacles - Part 2.Progressive power GB/T 30042, Personal Protective Equipment - Eye and Face Protection - Vocabulary GB/T 32166.2, Personal protective equipment - Eye and face protection - Occupational eye and face protectors - Part 2.Test methods3 Terms and definitionsTerms and definitions determined by GB/T 30042, as well as the following, are applicable to this document. 3.1 lenses covering one eye Lenses that can only cover one eye before fitting, as shown in Figure 1. Figure 1 – Schematic diagram of lenses covering one eye 3.2 lenses covering both eyes Lenses that can cover two eyes before fitting, as shown in Figure 2. Figure 2 – Schematic diagram of lenses covering both eyes 3.3 spherical power Arithmetic mean of the focal lengths of the lenses on two perpendicular principal meridians. 3.4 astigmatic power Absolute value of the difference in focal power between two perpendicular principal meridians of the lenses.4 Classification of eye and face protection productsAccording to the appearance and structure, eye and face protection products can be divided into glasses, eye masks, face shields, etc. Examples of common eye and face protection products are shown in Figures 3, 4 and 5.5 General requirements and test methods5.1 Biocompatibility Eye and face protection products shall meet the requirements of the intended use and use environment, and shall not contain any factors that affect the health or safety of the wearer. 5.2 Structure and adjustment Eye and face protection products shall not have protrusions, sharp edges, or other parts that may cause discomfort or injury during use. For structures or accessories on eye and face protection products that can be disassembled, adjusted, and replaced, manufacturers shall ensure the convenience of disassembly, adjustment, and replacement, and simplify the operation process as much as possible. The operation process shall comply with ergonomic requirements. Products shall be inspected by visual inspection, touch and other methods. 5.3 Cleaning and disinfection The manufacturer shall provide the materials, methods and steps for cleaning, disinfection and maintenance of eye and face protection products in the instructions for use.6 Geometric optical performance requirements and testing methods6.1 Field of view 6.1.1 Eye and face protection products not applicable to road driving For eye and face protection products that are not suitable for road driving, the horizontal bitamporal field of view of each eye in the wearing position shall not be less than 30°, the horizontal nasal field of view shall not be less than 30°, and the vertical field of view shall not be less than 30° in both the upper and lower directions of the line of sight. 6.1.2 Eye and face protection products applicable to road driving For eye and face protection products that are applicable to road driving, the horizontal bitamporal field of view of each eye in the wearing position shall not be less than 60°, the horizontal nasal field of view shall not be less than 30°, and the vertical field of view shall not be less than 30° in both the upper and lower directions of the line of sight. See Figure 7 for a schematic diagram. 6.2 Refractive power and prismatic power mutual deviation of plain-glass eye and face protection products 6.2.1 Spherical power, astigmatic power and prismatic power The spherical power, astigmatic power and prismatic power of plain-glass eye and face protection products shall meet the requirements of Table 1.For eye and face protection products that use lenses covering both eyes, the absolute value of the difference in spherical power at the reference point of the left and right eyes shall be less than 0.09 D. 6.2.2 Prismatic power mutual deviation The prismatic power mutual deviation of plain-glass eye and face protection products and lenses covering both eyes shall meet the requirements of Table 2.Test according to the method given in GB/T 32166.2. 6.3 Refractive power and prismatic power mutual deviation of eye and face protection products with vision correction function For eye and face protection products with vision correction function, equipped with single vision lenses and multifocal lenses, their optical performance shall meet the requirements of 5.6 in GB 13511.1-2011, which shall be tested in accordance with the method given in Chapter 6 of GB 13511.1-2011.7 Physical optical performance requirements and testingmethods 7.1 Visible light transmittance For eye and face protection products without light filtering effect, the visible light transmittance at the reference point shall not be less than 85%. Test according to the method given in GB/T 32166.2. 7.2 Transmittance uniformity Unless otherwise specified, the transmittance uniformity of eye and face protection products with light filtering effect shall meet the following requirements. 7.3 Scattered light The wide angle scattering value shall not be greater than 2%. When the visible light transmittance of eye and face protection products is not less than 15%, the test shall be carried out according to the method given in 7.1 of GB/T 2410-2008.When the visible light transmittance of eye and face protection products is less than 15%, the test shall be carried out according to the method given in 7.2 of GB/T 2410-2008. 7.4 Reflectance For eye and face protection products coated with an anti-reflection coating, the visible light reflectance shall be less than 2.5%. Test according to the method given in 5.3 of GB 10810.4-2011. 7.5 Driving transmittance requirements and traffic light identification 7.5.1 Transmittance requirements The visible light transmittance of eye and face protection products suitable for driving shall not be less than 8%. Test according to the method given in GB/T 32166.2.8 Physical and mechanical performance requirements andtesting methods 8.1 Protection area 8.1.1 Eye protection area Figure 8 and Table 4 show the basic eye protection area. All eye and face protection products applicable to this document shall be able to cover this area and ensure the safety of the wearer. For eye and face protection products with side protection, the side protection area in Figure 8 shall also be covered. 8.2 Basic impact protection performance Basic impact protection performance is the minimum mechanical strength requirement for eye and face protection products. All eye and face protection products to which this document is applicable shall meet the requirement. 8.3 High-speed particle impact protection performance According to the impact speed, high-speed particle impact protection performance can be divided into three grades. low speed, medium speed, and high speed. Table 8 gives the impact speed and minimum protection area size of high-speed particle impact protection performance. For eye and face protection products with high-speed particle impact protection performance, the products shall be classified according to their performance and it shall be ensured that the products meet the requirements. Test according to the method given in GB/T 32166.2. 8.4 Impact protection performance of high and heavy objects By default, the medium-sized head model in accordance with Table A.1 shall be used for testing, and the protection area is shown in Figure 10 and Table 6.During the test, the eye and face protection product shall be in the wearing position. There are two test positions, namely the front of the left eye and the front of the right eye. Tested according to the method given in GB/T 32166.2, eye and face protection products shall not have the following conditions. 8.5 Head bands or hair bands The head band or hair band shall be adjustable or self-adjusting. Carry out the test by visual inspection. 8.6 Material and surface quality Except for the 5 mm wide area at the edge of the lens, there shall not be any surface defects that may damage vision, such as bubbles, scratches, impurities, dark spots, corrosion spots, mildew, dents, repair spots, specks, blisters, water stains, holes, gas impurities, chips, cracks, polishing defects or ripples, etc., within a circular area with a radius of 30 mm centered on the reference point. Test according to the method given in GB/T 32166.2. 8.7 Heat resistance After testing, the sample shall not have deformation or parts falling-off. Test according to the method given in GB/T 32166.2. 8.8 UV radiation resistance Tested according to the method given in GB/T 32166.2, eye and face protection products shall meet the following requirements. 8.10 Flame retardant performance Eye and face protection products shall not continue to burn after the steel rod is removed (except for head bands). Test according to the method given in GB/T 32166.2. 8.11 Ventilation holes puncture resistance For eye and face protection products with ventilation devices, the ventilation holes shall be able to prevent the entry of long rods with a diameter of 1.5 mm. Test according to the method in Appendix E. 8.12 Abrasion resistance Test according to the method given in GB/T 32166.2.After the test, its wide-angle scattering shall not be greater than 8%.9 Marking and testing methods9.1 General requirements The marking of eye and face protection products can be marked on the appropriate location outside the minimum field of view of the product – such as the frame, lens edge, visor surface edge, etc. – by spraying, etching, molding, etc. Under normal lighting conditions, markings shall be clear and easy to read. Use visual inspection methods. 9.2 Permanence requirements During the use of the product, the marking shall not be unreadable due to peeling, corrosion or wear. Table 10 gives the markings and corresponding requirements for eye and face protection products. Use visual inspection methods. 9.3 Marking arrangement methods and requirements The markings of eye and face protection products consist of basic marking, size marking, driving and traffic light identification marking, and high-speed particle impact protection performance marking. Eye and face protection products shall be marked according to the above requirements and ordering. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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