Standard
Track updates
AS/NZS 1338.1:2012
[Current]Filters for eye protectors, Part 1: Filters for protection against radiation generated in welding and allied operations
Specifies requirements for filters used in eye protectors intended to provide protection against radiation of high intensity emitted during welding and allied operations.
Published: 29/06/2012
Pages: 21
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
1 Scope and general
1.1 Scope
1.2 Referenced documents
1.3 Definitions
1.4 Designation of filters
1.4.1 General
1.4.2 Code number
1.4.3 Shade number
2 General requirements
2.1 Filters for gas welding
2.1.1 Finish
2.1.2 Materials
2.1.3 Visual quality
2.1.4 Viewing area
2.1.5 Uniformity and grading
2.1.6 Thermal stability
2.1.7 Permanence
2.1.8 Dimensions
2.1.9 Optical properties of filters
2.1.9.1 Reference points
2.1.9.2 Direction of measurement
2.1.9.3 Refractive power of filters
2.1.9.4 Prismatic power of filters
2.1.10 Transmittance characteristics
2.1.10.1 Single filters
2.1.10.2 Pairs of filters
2.1.11 Transmittance limits
2.1.12 Scattered light
2.2 Filters for electric welding
2.2.1 Finish
2.2.2 Materials
2.2.3 Visual quality
2.2.4 Viewing area
2.2.5 Uniformity and grading
2.2.6 Thermal stability
2.2.7 Permanence
2.2.8 Dimensions
2.2.9 Optical properties of filters
2.2.9.1 Reference points
2.2.9.2 Refractive power of filters
2.2.9.3 Prismatic power of filters
2.2.10 Transmittance
2.2.10.1 Passive filters
2.2.10.2 Automatic welding filters
2.2.11 Scattered light
2.3 Cover plates
2.3.1 Material and quality
2.3.2 Transmission of visible radiation
2.4 Additional requirements for automatic welding filters
2.4.1 Response times
2.4.2 Holding times
2.4.3 Operating temperatures
2.4.4 Luminous transmittance
3 Testing
3.1 General
3.2 Sequence or grouping of test specimens
3.2.1 Sequence of testing for passive filters
3.2.2 Sequence of testing for automatic welding filters
4 Marking
4.1 Marking of filters
4.2 Identification marking of cover plates
4.3 Marking of automatic welding filters
4.4 Additional information
Appendix A
Appendix B
B1 Scope
B2 Principle
B3 Apparatus
B4 Procedure
B5 Test report
Appendix C
C1 Scope
C2 Principle
C3 Apparatus
C4 Environmental conditions
C5 Procedure
C6 Test report
Cited references in this standard
ISO 16664-1
Colorimetry, Part 1: CIE standard colorimetric observers
ISO 16664-2
Colorimetry, Part 2: CIE standard illuminants
[Pending Revision]
Interior and workplace lighting, Part 1: General principles and recommendations
[Current]
Personal eye protection, Part 6: Prescription eye protectors against low and medium impact
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