Nichia expresses colors for single and multi-color products by using "x,y" color coordinates. The color coordinate values are based upon the CIE1931 Color Chart. This method was adopted by Nichia, since most companies use these values to express color.

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RoHS Directive and Pb-free Soldering.
All Nichia LEDs and LDs (except for LD Slot Module) comply with RoHS Directive and are Pb-free soldering available. Each product of Max Soldering Temp. 260°C is indicated with

Change of Luminous Intensity and Radiant Flux Specifications
The luminous intensity/radiant flux specifications for 52 early models of Nichia LED products are changed to new specifications traceable to current national measurement standards.

Discontinued and to be discontinued LEDs.
The above list of discontinued and to be discontinued LEDs is updated as of June 2009. Please refer to the list.

























