Standard
Track updates
AS/NZS 1680.3:2017
[Current]Interior and workplace lighting, Part 3: Measurement, calculation and presentation of photometric data
Specifies requirements for laboratory conditions, procedures and instrumentation for making photometric measurements on luminaires for interior and workplace lighting. It also specifies requirements for the derivation of certain photometric data needed for interior lighting calculations.
Published: 30/06/2017
Pages: 64
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Referenced documents
1.3 Definitions
1.4 Units and terminology
1.5 Measurement of solid state lighting devices
1.6 Photometric centre
1.7 Cut-off angle reference point
1.8 Coordinate systems for luminaires
2 Laboratory conditions and procedures
2.1 Scope of section
2.2 Laboratory measurements
2.2.1 Calibration of measurements
2.2.2 Principal photometric measurements
2.2.3 Subsidiary measurements
2.2.4 Derived values
2.3 Laboratory facilities
2.4 Status of measurements
2.5 Electric power supply and indicating instruments
2.6 Temperature control and indicating instruments
2.7 Photocells and associated apparatus
2.8 Selection of luminaires for test
2.9 Selection of ballasts for use with luminaires under test
2.10 Selection and preparation of lamps for use with luminaires under test
2.11 Operation and handling of lamps
2.12 Standard measuring conditions for luminaires
2.13 Standard measuring conditions for bare lamps
2.14 Stabilization
2.15 Measuring procedures
2.16 Recording of measurements
2.17 Issuing of test reports
3 Measurements of intensity
3.1 Scope of section
3.2 Purpose of goniophotometer
3.3 Design and construction
3.4 Optical path length
3.5 General requirements
3.6 Requirements for mirrors
3.7 Screening against stray light
3.8 Checking the goniophotometer
3.9 Selection of lamps, ballasts, luminaires
3.10 Mounting of the luminaire
3.11 Mounting of the bare lamp
3.12 Measuring conditions
3.13 Measurement of luminaire intensity distribution
3.13.1 General requirements
3.13.2 Spacing of measurements in azimuth
3.13.3 Spacing of measurements in elevation
3.14 Measurement of intensities from bare lamps
3.14.1 General requirements
3.14.2 Complete measurement
3.14.3 Simplified method
3.14.4 Multi-lamp luminaires
3.15 Recording measurements
4 Measurements of luminous flux
4.1 Scope of section
4.2 Purpose of photometric integrators
4.3 Construction
4.4 Reflecting surfaces
4.5 Components inside an integrator
4.6 Air temperature measurement
4.7 The test patch
4.8 Photocells and associated apparatus
4.9 Direct light screen
4.10 Auxiliary lamp
4.11 Checking the integrator
4.12 Selection of lamps, ballasts, luminaires
4.13 Mounting the luminaire
4.14 Mounting the bare lamp
4.15 Measuring conditions
4.16 Measuring procedure for light output ratio (LOR)
4.16.1 General
4.16.2 Single-lamp luminaires
4.16.3 Multi-lamp luminaires
4.17 Recording of measurements
5 Photometric factors
5.1 Scope of section
5.2 Measurement correction factors
5.2.1 Purpose
5.2.2 Determination
5.3 Service correction factors
5.3.1 Purpose
5.3.2 Determination
5.4 Ballast lumen factor (BLF)
5.4.1 Purpose
5.4.2 Determination
6 Measurements of luminance and cut-off angle
6.1 Scope of section
6.2 Types of luminance measurement
6.3 Measuring apparatus
6.4 Selection of lamps, ballasts, luminaires
6.5 Average luminance—Measuring procedure
6.6 Patch luminance—Measuring procedure
6.6.1 General procedure
6.6.2 Calibration
6.7 Patch luminance—Alternative measuring procedure
6.8 Recording of luminance measurements
6.9 Determination of cut-off angle
7 Illuminance measurements (single luminaire)
7.1 Scope of section
7.2 General
7.3 Measuring apparatus
7.4 Selection of lamps, ballasts, luminaires
7.5 Measuring procedure
7.6 Calibration of measurements
7.6.1 General
7.6.2 Calibration by the bare lamp
7.6.3 Calibration by the luminaire
7.7 Recording of measurements
8 Derived luminaire data
8.1 Scope of section
8.2 Utilization factors
8.3 Spacing/mounting height ratios
8.4 Electronic transfer of data
Appendix A
Appendix B
Appendix C
Appendix D
Appendix E
E1 Information required in every test report
E1.1 General information
E1.2 Associated electronic data
E1.3 Luminaire description
E1.4 Controlgear
E1.5 Lamps
E2 Test results
E3 Additional information
Appendix F
F1 Scope
F2 Luminaire attitude
F3 Photocell position
F4 Use of mirrors
F5 Types of goniophotometer
Appendix G
G1 Scope
G2 Requirement (a) of Clause 3.5
G3 Requirements (b) and (c) of Clause 3.5
G4 Requirement (d) of Clause 3.5
G5 Requirement (e) of Clause 3.5
G6 Requirement (f) of Clause 3.5
G7 Testing of mirrors for variation in reflectance and flatness
G7.1 Test source
G7.2 Procedure
G7.3 Criteria for acceptability
G8 Screening of stray light
G9 Presence of obstructions
Appendix H
H1 Tests of acceptability
H1.1 Criteria
H1.2 Test No. 1
H1.3 Test No. 2
H2 Comparison check with goniophotometer
Appendix I
I1 Scope of appendix
I2 Testing
I3 Additional provisions
Cited references in this standard
CIE 130
Practical methods for the measurement of reflectance and transmittance
CIBSE TM5
Calculation and use of utilization factors
IES LM 63
Standard file format for electronic transfer of photometric data
BS 1041
Code for temperature measurement
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