Handheld Digital Radiometer for Measuring Ultraviolet Light 340-400 Nm UV Index Meter

A.The spectrum of the mercury lamp and the LED light source are different. When measuring, choose the instrument that matches the spectrum of the light source. If the spectrum of the light source is inconsistent with the response spectrum of the instrument, the measured data is not accurate.

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Generally speaking, it depends on the import policy set by your country's customs office. The fee is related to the value of the goods and the type of goods. You can consult your country's customs office using the HS code we provide you.

The spectral response curve of the instrument we tested for UVA LED light source is very stable between 365nm and 405nm. No matter what band the LED is, there is no problem. We calibrate the machine at 395nm LED light source.