DIN EN 171:2002-08
Current
The latest, up-to-date edition.
PERSONAL EYE-PROTECTION - INFRARED FILTERS - TRANSMITTANCE REQUIREMENTS AND RECOMMENDED USE
Hardcopy , PDF
English, German
01-01-2002
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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)
Annex A (normative) Relative visual attenuation quotient
for signal light recognition
A.1 Definition of relative visual attenuation quotient for
signal light recognition
A.2 Spectral functions for the calculation of luminous
transmittance and relative visual attenuation quotients
Annex B (informative) Guidance on selection and use
B.1 General
B.2 Filters with enhanced colour recognition
B.3 Filters with enhanced reflectance in the infrared
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
Defines the transmittance requirements and the scale numbers for filters for protection against infrared radiation.
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
| Status |
Current
|
| Standards | Relationship |
| ONORM EN 171 : 2002 | Identical |
| BS EN 171:2002 | Identical |
| NEN EN 171 : 2002 | Identical |
| UNE-EN 171:2002 | Identical |
| NBN EN 171 : 2002 | Identical |
| NS EN 171 : 2ED 2002 | Identical |
| UNI EN 171 : 2003 | Identical |
| EN 171:2002 | Identical |
| SN EN 171 : 2002 | Identical |
| NF EN 171 : 2002 | Identical |
| I.S. EN 171:2002 | Identical |
| ISO/CIE 10527:1991 | CIE standard colorimetric observers |
| EN 165:2005 | Personal eye-protection - Vocabulary |
| EN 166:2001 | Personal eye-protection - Specifications |
| EN 167:2001 | Personal eye-protection - Optical test methods |
| ISO/CIE 10526:1999 | CIE standard illuminants for colorimetry |
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