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Продукти»Indoor Luminaires»Office And Public Area Luminaires»Suspended And Surface-Mounted Luminaires»
BARONI-SUN-12-DMPP-7k3-940-DALI
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Full spectrum LED luminaires replicate the characteristics of natural daylight much more accurately than conventional LED luminaires. Their light spectrum contains a broad range of wavelengths, resulting in more natural-looking light, accurate colour reproduction, and lighting that can support human well-being and alertness.
What Does Full Spectrum Lighting Mean?
The human eye perceives visible light within a wavelength range of approximately 380–780 nanometres. Each colour corresponds to a specific wavelength. Outside this range are ultraviolet and infrared radiation, which we cannot see but which can still have effects on the human body.
Natural daylight is the best example of full spectrum light. It contains a balanced combination of different wavelengths and acts as the primary regulator of the body's biological clock.
In full spectrum LED luminaires, the light spectrum is designed to resemble natural daylight as closely as possible. For example, SUNLIKE technology uses a light spectrum in which blue and cyan wavelengths are present in a natural balance. This makes the lighting feel pleasant and natural.
The spectrum of natural daylight.
How Does Lighting Affect Human Well-Being?
Lighting affects more than just how well we see our surroundings. Light also plays a significant role in regulating the human circadian rhythm and hormonal activity.
Lighting that is sufficiently bright and resembles natural daylight can support the body's production of serotonin and cortisol. Serotonin influences alertness and mood, while cortisol helps maintain normal levels of activity during the day.
In the evening, the situation is reversed. A high proportion of blue light can interfere with melatonin production, which is why evening lighting should be warmer and contain less blue light.
For this reason, well-designed lighting can support both effective daytime performance and recovery in the evening.
Circadian rhythm: During the day, bright full spectrum light supports alertness, while warmer lighting in the evening supports melatonin production.
Studies Support the Benefits of Full Spectrum Lighting
The effects of full spectrum lighting have been investigated in several international studies. One study conducted in a hospital environment compared full spectrum lighting with conventional fluorescent lighting.
According to the results, full spectrum lighting was associated with:
- up to 15% less fatigue
- up to a 20% reduction in procedure duration
- fewer human errors
Although individual experiences vary, the research findings indicate that lighting resembling natural daylight can support performance and well-being, particularly in environments that require precision and prolonged concentration.
What Is CRI and Why Does It Matter?
CRI, or Colour Rendering Index, indicates how naturally a light source reproduces different colours. Sunlight serves as the reference, with a CRI value of 100. The closer a luminaire's CRI value is to 100, the more natural colours appear.
Full spectrum LED luminaires often have a colour rendering index of CRI 95 or higher, enabling highly accurate colour reproduction.
However, the CRI value alone does not provide a complete picture of a light source's colour rendering performance. The commonly stated CRI value is based on the average of eight test colours (R1–R8). It does not include, for example, R9, which indicates the rendering of saturated red, or R13, which is associated with the rendering of skin tones. A light source can therefore have a high CRI value even if there are differences in the way individual colours are reproduced.
High colour rendering is particularly beneficial in:
- art galleries
- museums
- churches
- hospitals
- laboratories
- design offices
- retail stores
- applications where the colours of products or materials need to appear as natural as possible
Illustration showing the same object at three different Colour Rendering Index levels: CRI 75, CRI 85 and CRI 95+.
Where Should Full Spectrum LED Luminaires Be Used?
Full spectrum lighting is suitable for almost all indoor environments, but it is particularly beneficial in spaces where people spend long periods of time or where the quality of lighting is especially important.
Typical applications include:
- offices
- schools and educational institutions
- day-care centres
- hospitals
- care homes
- laboratories
- exhibition spaces
- museums
- churches
- design and architectural offices
- retail stores
What Are the Main Benefits of Full Spectrum Lighting?
Full spectrum LED lighting can offer several advantages compared with conventional LED lighting.
Potential benefits include:
- more natural colour rendering
- improved perception of contrasts
- reduced eye strain
- more comfortable working light
- improved concentration
- support for alertness
- improved safety while working
- support for the circadian rhythm
- a lighting environment that supports well-being
The extent of these benefits varies between individuals and also depends on the lighting design, duration of exposure and surrounding environment.
Our Range of Full Spectrum LED Luminaires
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Продукти»Indoor Luminaires»Office And Public Area Luminaires»Suspended And Surface-Mounted Luminaires»
NARA-G2-SUN-12-DMPP-7k3-940-DALI
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