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JIS C 8152-3:2013

JIS C 8152-3:2013

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Photometry of white light emitting diode for general lighting – Part 3: Measurement methods for lumen maintenance

Published By Publication Date Number of Pages
JIS 2013-07-22 20
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This Japanese Industrial Standard specifies the measurement methods for the lumen maintenance factor and the chromaticity change of a white light emitting diode (LED) for general lighting.

This method is also applicable to LED luminaires.

NOTE 1 There are an LED package, LED module, LED light engine, bulb-shaped LED lamp, etc. in the light sources to be tested.

NOTE 2 The measurement conditions for the lumen maintenance factor of LED module are specified in JIS C 8155, and these for the lumen maintenance factor of bulb-shaped LED lamp are specified in JIS C 8157, individually.

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JIS C 8152-3:2013
$24.70