What is the test distance when we test LED lights with a portable colorimeter?

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When testing LED lights with a portable colorimeter, the distance between the device and the LED light to be tested is dependent on a number of factors. These factors include the size and shape of the LED light, the type of test that is being performed, and the specific requirements of any applicable industry standards or regulations. In addition, the distance between the device and the LED light to be tested is dependent on a number of factors.

In most cases, the producer of the LED lighting product is the one who determines the test distance, or else it is specified in the industry standards that are in effect in that particular instance. For instance, the IEC 62612 standard defines the test distance for LED lights as the distance that must exist between the LED light source and the photometer. This is the distance that must be covered throughout the test. The International Electrotechnical Commission was the organization responsible for developing this standard. It is possible for this distance, which is most often expressed in millimeters or centimeters, to span anywhere from a few centimeters to several meters, depending on the kind of LED light and the size of the photometer. The most frequent units of measurement for it are the millimeter and the centimeter.

It is quite necessary to make sure that you stay to the set test distance when putting LED lights through their paces using a portable colorimeter. Because changes in test distance might potentially have an effect on the precision of the measurements, it is critical that you strictly stick to the specified distance. The testing distance has to be regulated with extreme care and in such a manner that it guarantees accurate and consistent results.

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