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LED Testing
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General Introduction Detailed Introduction
Photometric Performance Information

LTL can provide various services to measure the photometric performance of LED packages, lamps, luminaires and other light sources and products.

The NVLAP(NVLAP LAB CODE 200960-0) accredited facilities can handle:

• Color Measurements

[22/C02] IES LM-58:1994
Spectroradiometric Measurements
[22/C03] CIE Pub. 13.3:1995
Method of Measuring and Specifying Color Rendering of Light Sources


• Luminaires

[22/F06] IES LM-10:1996
Photometric Testing of Outdoor Fluorescent Luminaires
[22/F07] IES LM-31:1995
Photometric Testing of Roadway Luminaires
[22/F08] IES LM-35:2002
Photometric Testing of Floodlights Using Incandescent Filament or Discharge Lamps
[22/F09] IES LM-41:1998
Photometric Testing of Indoor Fluorescent Luminaires
[22/F10] IES LM-46:2004
Photometric Testing of Indoor Luminaires Using High Intensity Discharge or Incandescent Filament Lamps


• Photometric Measurements

[22/P07a] IES LM-9:1999
Fluorescent Lamps - Total Flux Measurements
[22/P07b] IES LM-9:1999
Fluorescent Lamps - Intensity Measurements
[22/P07c] IES LM-9:2009
Fluorescent Lamps - Total Flux Measurements
[22/P07d] IES LM-9:2009
Fluorescent Lamps - Intensity Measurements
[22/P09b] IES LM-45:1991
Incandescent Lamps - Intensity Measurements
[22/P10a] IES LM-45:2000
Incandescent Lamps - Total Flux Measurements
[22/P10b] IES LM-45:2000
Incandescent Lamps - Intensity Measurements
[22/P10c] IES LM-45:2009
Incandescent Lamps - Total Flux Measurements
[22/P10d] IES LM-45:2009
Incandescent Lamps - Intensity Measurements
[22/P11a] IES LM-51:2000
High-Intensity Discharge Lamps -Total Flux Measurements
[22/P11b] IES LM-51:2000
High-Intensity Discharge Lamps - Intensity Measurements
[22/P13a] IES LM-66:2000
Single-Ended Compact Fluorescent Lamps - Total Flux Measurements
[22/P13b] IES LM-66:2000
Single-Ended Compact Fluorescent Lamps - Intensity Measurements
[22/P13c] IES LM-66:2011
Single-Ended Compact Fluorescent Lamps - Total Flux Measurements
[22/P13d] IES LM-66:2011
Single-Ended Compact Fluorescent Lamps - Intensity Measurements
[22/P14] EN/IEC 60969, Ed. 1.2: 2001
Self-Ballasted Lamps for General Lighting Services - Performance Requirements


• SSL Color Measurements

[22/S01] IES LM-58:1994
Spectroradiometric Measurements
[22/S02] CIE Pub. 13.3:1995
Method of Measuring and Specifying Color Rendering of Light Sources
[22/S03] IES LM-79:2008 (Sec. 12)
Solid State Lighting Luminaires - Color Characteristic Measurements
[22/S04] IES LM-16:1993
Practical Guide to Colorimetry of Light Sources
[22/S05] CIE Pub. 15:2004
Method of Measuring and Specifying Color Rendering of Light Sources


• SSL Photometric Measurements

[22/S09] IES LM-79:2008 (Sec. 9)
Solid State Lighting Luminaires - Total Flux Measurements (Luminous Efficacy)
[22/S10] IES LM-79:2008 (Sec. 10)
Solid State Lighting Luminaires - Luminous Intensity Measurements


Electrical Performance Information

The NVLAP(NVLAP LAB CODE 200960-0) accredited facilities can handle:

• SSL Electrical Measurements

[22/S06] ANSI C82.2:2002
Ballast for Fluorescent Lamps - Methods of Measurement
[22/S07] ANSI C82.77:2002
Harmonic Emission Limits - Related Power Quality Requirements for Lighting Equipment


• Electrical Measurements

[22/E11] IES LM-9:1999
Fluorescent Lamps - Electrical Measurements
[22/E11a] IES LM-9:2009
Fluorescent Lamps - Electrical Measurements
[22/E13a] IES LM-45:2009
Incandescent Lamps - Electrical Measurements
[22/E14] IES LM-51:2000
High Intensity Discharge (HID) Lamps - Electrical Measurements
[22/E16] IES LM-66:2000
Single-Ended Compact Fluorescent Lamps - Electrical Measurements
[22/E16a] IES LM-66:2011
Single-Ended Compact Fluorescent Lamps - Electrical Measurements
[22/E18] ANSI C78.375:1997
Fluorescent Lamps - Electrical Measurements
[22/E22] ANSI C78.389:2004
High Intensity Discharge Lamps - Methods of Measuring Characteristics
[22/E24] ANSI C78.5:2003
Compact Fluorescent Lamps - Run-up and Start-up Times
[22/E26] ANSI C82.2:2002
Ballast for Fluorescent Lamps - Methods of Measurement
[22/E27] ANSI C82.6:2005
Ballast for High Intensity Discharge Lamps - Methods of Measurement


Life test and Reliability Information

LTL can provide services to measure the performance of lamps, luminaires and other light fittings and products in terms of their life time. These include:

Life Tests

[22/L06] IES LM-40:2001
Fluorescent Lamps - Life Test Performance
[22/L07] IES LM-47:2001
High Intensity Discharge Lamps - Life Test Performance
[22/L08] IES LM-49:2001
Incandescent Filament Lamps - Life Test Performance
[22/L10] IES LM-65:2001
Single-Ended Compact Fluorescent Lamps - Life Test Performance
[22/L10a] IES LM-65:2010
Single-Ended Compact Fluorescent Lamps - Life Test Performance
NVLAP(NVLAP LAB CODE 200960-0) accredited lumen depreciation testing for LED packages, modules and light engines to standards IESNA LM-80-08 and using IESNA TM-21

NVLAP(NVLAP LAB CODE 200960-0) accredited performance testing for lumen depreciation of self ballasted LED lamps, LED lamps with external ballasts ad LED luminaires.

LTL can assist companies in low cost life testing and evaluating of their products for pre-compliance and compliance testing to schemes such as The Carbon Trust Enhanced Carbon Allowance (ECA)


 
 
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