AS 1906.2-1981

1 - AS 1906 Part 2-1981RETROREFLECTIVE MATERIALS AND DEVICES FOR ROAD TRAFFIC CONTROL PURPOSES - RETROREFLECTIVE DEVICES (NON-PA
4 - PREFACE
5 - CONTENTS
6 - SECTION 1. SCOPE AND GENERAL
6 - 1.1 SCOPE.
6 - 1.2 DESCRIPTION.
6 - 1.3 APPLICATION.
6 - 1.4 DEFINITIONS.
6 - 1.4.1 Observation angle (a)
6 - 1.4.2 Entrance angle (b)
6 - 1.4.3 Rotation angle (e)
6 - 1.4.4 Illuminance at the retroreflector
6 - 1.4.5 Coefficient of reflex luminous intensity (CIL)
6 - 1.4.6 Corner-cube retroreflector
6 - 1. 5 CLASSIFICATION.
7 - SECTION 2. GENERAL REQUIREMENTS
7 - 2.1 SCOPE OF SECTION.
7 - 2.2 DIMENSIONS AND SHAPE.
7 - 2.2.1 Type A Retroreflectors (Delineators).
7 - 2.2.2 Type B Retroreflectors (Sign Buttons).
7 - 2.3 PHOTOMETRIC PROPERTIES.
7 - 2.3.1 Photometric Performance.
7 - 2.3.2 Variation of performance with a rotation angle.
7 - 2.4 COLOUR.
7 - 2.4.1 Type A Retroreflectors.
7 - 2.4.2 Type B Retroreflectors.
7 - 2.5 OTHER REQUIREMENTS.
7 - 2.5.1 General.
7 - 2.5.2 Cleaning.
8 - 2.5.3 Resistance to Corrosion.
8 - 2.6 PACKAGING AND MARKING.
9 - SECTION 3. ADDITIONAL REQUIREMENTS FOR RETROREFLECTORS OTHER THAN CORNER-CUBE RETROREFLECTORS
9 - 3.1 SCOPE OF SECTION.
9 - 3.2 WATERPROOFING.
9 - 3.3 THEFT RESISTANCE.
9 - 3.4 COLOURFASTNESS.
10 - SECTION 4. ADDITIONAL REQUIREMENTS FOR CORNER-CUBE RETROREFLECTORS
10 - 4.1 SCOPE OF SECTION.
10 - 4.2 PERFORMANCE.
10 - 4.3 PHYSICAL INTEGRITY AND DURABILITY.
10 - 4.3.1 General.
10 - 4.3.2 Colourfastness.
10 - 4.3.3 Waterproofing.
10 - 4.3.4 Photometric Performance Check.
10 - 4.4 THEFT RESISTANCE.