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What is Ingress Protection classes (IPXX)?

IP (INGRESS PROTECTION) protection grade system is drafted by IEC (INTERNATIONAL ELECTROTECHNICAL COMMISSION), which classifies electrical appliances according to their dust and moisture resistance. The...

What is Colour Rendering Index (CRI / Ra) ?

The color rendering ability of a light source to an object is called color rendering, which is compared with the appearance of the object...

What is luminaire luminous efficiency (lm/W) ?

The ratio of the luminous flux emitted by the light source to the power consumption is called the luminous efficiency, and the unit is...

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