SAE J 583-2016 Front Fog Lamp.pdf

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1、_SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising theref

2、rom, is the sole responsibility of the user.”SAE reviews each technical report at least every five years at which time it may be revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions.Copyright 2016 SAE InternationalAll rights reserved. No part of this publi

3、cation may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE.TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada)Tel: +1 724-776-4970 (out

4、side USA)Fax: 724-776-0790Email: CustomerServicesae.orgSAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedbackon this Technical Report, please visithttp:/www.sae.org/technical/standards/J583_201609SURFACE VEHICLESTANDARDJ583 SEP2016Issued 1937-05Revised 2016-09Superseding J583 O

5、CT2015Front Fog LampRATIONALEThe MAR2011 update to SAE J583 converted the photometric tables to photometric figures. During this change, “Point 7” in Table 1 was changed to “Point 1” however, front fog lamps designed for universal mounting applications or for vehicles having an overall width greater

6、 than 2032 mm shall be tested according to test procedures of SAE J21395.2.1 Vibration Test5.2.2 Moisture Test5.2.3 Dust Test5.2.4 Corrosion TestSAE INTERNATIONAL J583 SEP2016 Page 4 of 95.2.5 Photometry TestThe lamp shall be mounted on a test fixture, which simulates the vehicle mounting system and

7、 any optically significant surrounding structures (e.g., grille, fascia, etc.) in its design operating position and orientation, at a distance of at least 10 mfrom the photometer. Light sources used for testing shall meet the requirements of SAE J575. For lamps requiring incandescent bulbs, accurate

8、 rated bulbs operated at their rated luminous flux based on a design voltage of 13.2 volts shall be used. Alternatively, an accurate rated incandescent bulb operated at its rated luminous flux based on a design voltage of 12.8 volts can be used for testing provided that the photometric candela measu

9、rements are scaled by a factor of 1.10.The optical axis of the front fog lamp to be tested shall be centered horizontally on the photometer axis with maximum gradient positioned as determined in 5.2.5.1.5.2.5.1 Gradient Measurement ProcedureConduct a vertical scan of the lamp beam pattern along the

10、V-V line and at 1 degree right and 1 degree left of the V-V line over a sufficient vertical distance to locate the maximum gradient and determine the shape of the gradient curve. The gradient Glog should be calculated using the mathematical expression: Glog = log10 I(D) log10 I(D+0.1). Where I is th

11、e measured candela value and D is the vertical angular position in degrees. Plot the results Glog vs. D.5.2.5.2 Gradient Position in the Beam PatternThe lamp aim shall be adjusted until the vertical angular position at which the maximum gradient measured along the V-Vline is located at 0.75 degree d

12、own for a front fog lamp designed to conform to the requirements of photometry Figure 1 of this document or 1 degree down for a front fog lamp designed to conform to the requirements of photometry Figure 2 of this document. The front fog lamp shall then be tested photometrically per SAE J575.5.2.5.3

13、 If the front fog lamp is combined with a headlamp such that it cannot be aimed separately from the headlamp, the headlamp shall be aimed correctly and the front fog lamp shall then be photometered per SAE J575.5.2.6 Impact Test5.2.7 Chemical Resistance Test5.2.8 Abrasion Test of Plastic Headlamp Le

14、ns Material5.2.9 Thermal Cycle Test5.2.10 Humidity Test5.2.11 Internal Heat Test5.3 The following test procedures of SAE J1383 as specified for headlamps apply to this document:5.3.1 Aiming Adjustment Test5.3.2 Color TestSAE J578 applies for this document.5.4 Plastic MaterialsPlastic materials used

15、in optical parts shall be tested in accordance with the procedures in SAE J576.5.5 Sealed Beam Unit TestsSealed beam units designed for use as front fog lamps are not subject to moisture, dust, and corrosion tests.SAE INTERNATIONAL J583 SEP2016 Page 5 of 96. REQUIREMENTS6.1 Test VoltageAll performan

16、ce requirements shall be met at the design voltage as measured at the terminals of the front fog lamp unlessotherwise specified.6.2 SAE J575 Requirements or SAE J2139 RequirementsA device, when tested in accordance with the test procedures specified in Section 5.2, shall meet the following requireme

17、nts of SAE J575 or SAE J2139, whichever is applicable:6.2.1 Vibration6.2.2 Moisture6.2.3 Dust6.2.4 Corrosion6.2.5 Photometry6.2.5.1 Gradient - The lamp shall be designed to conform to the following requirements:6.2.5.1.1 The maximum vertical gradient Glog along the V-V line as measured in Section 5.

18、2.5.1 shall be t 0.08.6.2.5.1.2 The graphical plot of Glog vs. D in log10 units shall demonstrate a well-defined single peak.6.2.5.1.3 The cutoff line shall be essentially flat from 2.5L to 2.5R. The vertical location of the highest gradient at the ends of the minimum width shall be within 0.2 of th

19、e vertical location of the maximum gradient measured at V-V.6.2.5.2 Light Distribution for Front Fog LampThe lamp shall be designed to conform to the light intensity distribution (candela) values as shown in Figure 1 when tested in accordance with section 5.2.5. If the front fog lamp does not pass t

20、he photometric requirements of Figure 1, it may be re-aimed vertically, provided the location of the maximum gradient falls within the range of 0.5 degree down to 1.0 degree down.SAE INTERNATIONAL J583 SEP2016 Page 6 of 9Figure 1 Photometric requirements for front fog lampsluminous intensity (cd)6.2

21、.5.2.1 Asymmetrical LampsSum the left and right hand lamp test point 3D/15L light intensities and the left and right hand lamp test point 3D/15R lightintensities. The sum of the recorded candela values at 3D/15L and the sum of the recorded candela values at 3D/15R shall each equal or exceed twice th

22、e requirement for Point 1.6.2.5.2.2 Symmetrically Opposite LampsSum the test points 3D/15L and 3D/15R light intensities for a single lamp. The sum of the recorded candela values shall equal or exceed twice the requirement for Point 1. 6.2.5.3 Light Distribution for Harmonized Front Fog LampThe lamp

23、shall be designed to conform to the light intensity distribution (candela) values as shown in Figure 2 when tested in accordance with Section 5.2.5. If the front fog lamp does not pass the photometric requirements of Figure 2, it may be re-aimed vertically, provided the location of the maximum gradi

24、ent falls within the range of 0.75 degree down to 1.25 degree down.SAE INTERNATIONAL J583 SEP2016 Page 7 of 9Figure 2 Photometric requirements for harmonized front fog lampluminous intensity (cd)6.2.5.3.1 Asymmetrical LampsSum the left and right hand lamps 22L maximum light intensities and the left

25、and right hand lamps 22R maximum light intensities. The sum of the recorded candela values at 22L and the sum of the recorded candela values at 22R shall each equal or exceed twice the requirement for Line 8L. Sum the left and right hand lamps 35L maximum light intensities and the left and right han

26、d lamps 35R maximum light intensities. The sum of the recorded candela values at 35L and the sum of the recorded candela values at 35R shall each equal or exceed twice the requirement for Line 9L.6.2.5.3.2 Symmetrically Opposite LampsSum the 22L and 22R maximum light intensities for a single lamp an

27、d sum the 35L and 35R maximum light intensities for a single lamp. The sum of the recorded candela values at 22 degrees shall equal or exceed twice the requirement for Line 8L. The sum of the recorded candela values at 35 degrees shall equal or exceed twice the requirement for Line 9L.6.2.6 Impact T

28、est6.2.7 Chemical Resistance Test6.2.8 Abrasion Test of Plastic Headlamp Lens MaterialSAE INTERNATIONAL J583 SEP2016 Page 8 of 96.2.9 Thermal Cycle Test6.2.10 Humidity Test6.2.11 Internal Heat Test6.3 SAE J1383 Performance RequirementsA device, when tested in accordance with the test procedures spec

29、ified in Section 5.3, shall meet the following requirements of SAE J1383:6.3.1 Aiming Adjustment Test6.4 ColorThe color of the light from a front fog lamp shall be white or selective yellow within the limits specified in SAE J578.6.5 Plastic MaterialsThe plastic materials used in optical parts shall

30、 meet the material performance requirements as listed in SAE J576.7. GUIDELINES7.1 Mounting HeightThe top edge of the projected luminous lens area of the front fog lamp shall be no higher than the top edge of the projected luminous lens area of the low beam headlamp. If the front fog lamp is physica

31、lly or optically combined with a headlamp assembly, the top edge of the front fog lamp reflector shall be no higher than the top edge of the low beam headlamp reflector.7.2 Front Turn Signal Lamp MaskingReference SAE J588 for front turn signal luminous intensity multiplier requirements for front tur

32、n signal spacing relative tothe front fog lamp.7.3 Vehicle Aim 7.3.1 The vertical inclination of the beam shall be specified by the manufacturer. However, depending on the maximum height (h) of the lower edge of the light emitting surface to the ground, the vertical inclination of the cutoff shall b

33、e:Equal or lower than 0.75 degrees down for h d 0.65 m;Equal or lower than 1.00 degree down for h 0.65 m.7.3.2 Horizontal visual/optical aiming of front fog lamps equipped with horizontal adjusters shall be made by covering one front fog lamp and aiming according to manufacturers aiming instructions

34、. Repeat the process for the opposite front fog lamp.SAE INTERNATIONAL J583 SEP2016 Page 9 of 97.4 Adjustment ProvisionsIndependently mounted front fog lamps designed for specific vehicles and front fog lamps combined within a head lamp assembly need only have means for vertical aim adjustment. Fron

35、t fog lamps designed for universal mounting applications where the mounting orientation in the horizontal plane can vary to fit various vehicle makes and models shall provide means for vertical and horizontal aim adjustment. The range of vertical adjustment shall not be less than 4 degrees from the

36、design aim position on the laboratory fixture. The range of horizontal adjustment shall not be less than 2.5 degrees from the design aim position on the laboratory fixture. 7.5 Front Fog Lamp SwitchingParking, tail, side marker, and license plate lamps shall be activated whenever the front fog lamps

37、 are activated. It is permissible to switch the front fog lamps on and off independently of the low beam headlamps. The front fog lamp switch shall be reset to “off” whenever the headlamp and parking / tail lamps are switched off or the vehicle ignition is switched “off”. If the vehicle ignition is

38、switched “off” for less than 30 seconds with the front fog lamps activated, the front fog lamps may remain activated.Temporary activation of a single front fog lamp in the direction of a turn is allowed provided that:The lamp is activated automatically based on steering wheel angle or similar signal

39、 and/or activation coincides with turn signal activation.The parking, tail, side marker, and license lamps are already activated.The color of the light from the front fog lamp is white within the limits specified in SAE J578.The front fog lamp is designed to conform to the requirements in Figure 2 o

40、r the front fog lamp is designed to conform to the requirements in Figure 1 and the lamp additionally is designed to conform to the requirements of Line 9L/R of Figure 2.7.6 The user is also cautioned that the mounting and use of front fog lamps are specified by various regulatory agencies.8. NOTES8

41、.1 Revision IndicatorA change bar (I) located in the left margin is for the convenience of the user in locating areas where technical revisions, not editorial changes, have been made to the previous issue of this document. An (R) symbol to the left of the document title indicates a complete revision of the document, including technical revisions. Change bars and (R) are not used in original publications, nor in documents that contain editorial changes only.PREPARED BY THE SAE FRONT FOG LAMP TASK FORCE OF THE SAE ROAD ILLUMINATION DEVICES SUBCOMMITTEE OF THE SAE LIGHTING TECHNICAL COMMITTEE