ONORM EN 169 : 2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
PERSONAL EYE-PROTECTION - FILTERS FOR WELDING AND RELATED TECHNIQUES - TRANSMITTANCE REQUIREMENTS AND RECOMMENDED USE
28-10-2022
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Designation and identification
5 Requirements
5.1 General
5.2 Transmittance requirements
5.3 Oculars with enhanced colour recognition (optional)
5.4 Oculars with enhanced reflectance in the infrared
(optional)
5.5 Additional requirements for welding filters with dual
scale number
5.5.1 Difference in scale number
5.5.2 Transmittance
5.5.3 Dimensions
Annex A (informative) Guidance on selection and use
A.1 General
A.1.1 Scale numbers to be used for gas welding and
braze welding
A.1.2 Scale numbers to be used for oxygen cutting
A.1.3 Scale numbers to be used for plasma jet
cutting
A.1.4 Scale numbers to be used for electric arc
welding or air-arc gouging
A.1.5 Scale numbers of filters to be used by
welders' assistants
A.1.6 Filters with enhanced colour recognition
A.1.7 Filters with enhanced reflectance in the
infrared
A.2 Remarks
Annex B (normative) Relative visual attenuation quotient for
signal light recognition
B.1 Definition of relative visual attenuation quotient
for signal light recognition
B.2 Spectral functions for the calculation of luminous
transmittance and relative visual attenuation
quotients
Annex C (informative) Uncertainty of measurement and results
interpretation
C.1 Test report and uncertainty of measurement
Annex ZA (informative) Clauses of this European Standard
addressing essential requirements or other provisions
of EU Directives
Bibliography
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