AS/NZS 2211.7:2002
Laser safety - Safety of products emitting infrared optical radiation, exclusively used for wireless free air data transmission and surveillance
Provides requirements and specific guidance for the safe use of products which emit infrared optical radiation, where such products are used exclusively for wireless free air data transmission and surveillance. This Standard is identical with and has been reproduced from IEC TS 60825-7:2000.
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AS/NZS 2211.7:2002 SAFETY OF LASER PRODUCTS - SAFETY OF PRODUCTS EMITTING INFRARED OPTICAL RADIATION, EXCLUSIVELY USED FOR WI
PREFACE
CONTENTS
INTRODUCTION
1 Scope and object
2 Normative references
3 Definitions
3.1 angular subtense
3.2 apparent source
3.3 automatic power reduction
3.4 bystander
3.5 diode emitter (DE)
3.6 DE product
3.7 embedded DE product
3.8 intermediate source viewing
3.9 infrared sources
3.10 irradiance (at a point on a surface)
3.11 large source viewing
3.12 limited emission duration
3.13 magnification (M)
3.14 maximum angular subtense
3.15 maximum permissible exposure (MPE)
3.16 minimum angular subtense
3.17 nominal ocular hazard distance (NOHD)
3.18 peak wavelength
3.19 radiant energy
3.20 radiant exposure (at a point on a surface)
3.21 radiant flux
3.22 radiant intensity (of a source, in a given direction)
3.23 reasonably foreseeable event
3.24 small source viewing
3.25 wireless optical transmission system
4 Manufacturer’s requirements
4.1 Engineering specifications
4.1.1 General remarks
4.1.2 Modification
4.1.3 Fault analysis
4.1.4 Limited emission duration
4.1.5 Automatic power reduction
4.1.6 Infrared pass filter
4.1.7 Transmission aperture
4.1.8 Requirements for Class 3B products
4.2 Provision of information for installation and use
5 Labelling
5.1 General
5.2 Class 1
5.3 Class 3A
5.4 Class 3B
5.5 Warning for infrared LED radiation
6 Tests and measurements for classification
6.1 General
6.2 Determination of the apparent source size
6.2.1 General
6.2.2 Measurement of the dimension of the apparent source
6.3 Determination of the angular subtense
6.4 Measurements and classification
6.5 Nominal ocular hazard distance
6.6 Repetitively pulsed, modulated or scanned radiation
6.7 Simplified classification procedure for continuously emitting sources with
Annex A - Rationale
Annex B - Conversion of AEL and MPE limits into radiant intensities of IREDs
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Related Information
Civil Aviation Rules Part 77 Objects and Activities Affecting Navigable Airspace
Ministry: Civil Aviation Authority of NZ
Section: 77
Citation context:NZS/AS 2211 means the New Zealand standards for laser safety approved by the Standards Authority under the provisions of the Standards Act 1988
Civil Aviation Rules Part 77 Objects and Activities Affecting Navigable Airspace
Ministry: Civil Aviation Authority of NZ
Section: 77.7(b)
Citation context:A person proposing to operate a light or a laser must notify the Director in accordance with rule 77.13 if ...(2) for a laser, it would produce exposures in navigable air space exceeding the maximum permissible exposure defined for that laser in NZS/AS 2211; or...
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AS/NZS 2211.7:2002 SAFETY OF LASER PRODUCTS - SAFETY OF PRODUCTS EMITTING INFRARED OPTICAL RADIATION, EXCLUSIVELY USED FOR WI
PREFACE
CONTENTS
INTRODUCTION
1 Scope and object
2 Normative references
3 Definitions
3.1 angular subtense
3.2 apparent source
3.3 automatic power reduction
3.4 bystander
3.5 diode emitter (DE)
3.6 DE product
3.7 embedded DE product
3.8 intermediate source viewing
3.9 infrared sources
3.10 irradiance (at a point on a surface)
3.11 large source viewing
3.12 limited emission duration
3.13 magnification (M)
3.14 maximum angular subtense
3.15 maximum permissible exposure (MPE)
3.16 minimum angular subtense
3.17 nominal ocular hazard distance (NOHD)
3.18 peak wavelength
3.19 radiant energy
3.20 radiant exposure (at a point on a surface)
3.21 radiant flux
3.22 radiant intensity (of a source, in a given direction)
3.23 reasonably foreseeable event
3.24 small source viewing
3.25 wireless optical transmission system
4 Manufacturer’s requirements
4.1 Engineering specifications
4.1.1 General remarks
4.1.2 Modification
4.1.3 Fault analysis
4.1.4 Limited emission duration
4.1.5 Automatic power reduction
4.1.6 Infrared pass filter
4.1.7 Transmission aperture
4.1.8 Requirements for Class 3B products
4.2 Provision of information for installation and use
5 Labelling
5.1 General
5.2 Class 1
5.3 Class 3A
5.4 Class 3B
5.5 Warning for infrared LED radiation
6 Tests and measurements for classification
6.1 General
6.2 Determination of the apparent source size
6.2.1 General
6.2.2 Measurement of the dimension of the apparent source
6.3 Determination of the angular subtense
6.4 Measurements and classification
6.5 Nominal ocular hazard distance
6.6 Repetitively pulsed, modulated or scanned radiation
6.7 Simplified classification procedure for continuously emitting sources with
Annex A - Rationale
Annex B - Conversion of AEL and MPE limits into radiant intensities of IREDs
AS/NZS 2211.7:2002
Online Library subscription pricing
The cost of your subscription will depend on which standards you want to access, and how many people in your organisation need to be able to access the Online Library subscription at the same time (concurrent users). During your subscription period, we are also able to make any necessary changes and ensure you are aware of any pricing changes that result. For a quote, contact our Online Library team by emailing onlinelibrary@standards.govt.nz.