Increasing the colour rendering index, CRI, from 80 to 97 will bring out the colours of the illuminated object better.

Colour rendering of LEDs – what is the difference between CRI and Ra?

Sanna Salmela  • No Comments on Colour rendering of LEDs – what is the difference between CRI and Ra?

There is a difference in colour rendering between CRI and RA values of LEDs. LED lights that produce white light have been accused of producing a bluish or even greyish …

Side-by-side images of wooden stairs with LED-lit steps, showcasing warm glow from different angles, enhancing stair design and ambiance.

TUNNELMA led ribbon brings freedom to choose the colour temperature

Sanna Salmela  • No Comments on TUNNELMA led ribbon brings freedom to choose the colour temperature

When choosing a Led light, there is no need to decide what shade (warm or cool white) of light you want from the luminaire. The colour temperature, i.e. the shade …

Modern interior ceiling with recessed LED lighting, hidden strip lights for ambiance, and a single square spotlight enhancing white walls and ceiling.

Light colour temperature and how to select it in LED lighting

Liisa Korhonen  • No Comments on Light colour temperature and how to select it in LED lighting

What does the colour temperature of light mean? The correlated colour temperature (CCT) of light is stated in kelvins. In simplified terms, the colour temperature of light varies between red …