The winter months in some countries can be a little depressing for some office workers, who now have to work inside until the weather becomes a little warmer.
But Fraunhofer is now hoping to bring hope to those poor office workers that are confined indoors for the winter months with their new Virtual Sky system. The Virtual Sky uses an array of LEDs to bring 16 million shades of color and a virtual blue sky indoors, creating the effect of passing clouds.

Innovative Design and Technology
The system is made from 50cm square tiles, with each tile comprising an LED board with 288 light-emitting diodes, which can be linked together to bring a sky to even the largest ceilings. This modular design allows for flexibility in installation, making it suitable for various office sizes and layouts. Its creators, Fraunhofer, explain:
“The LEDs allow us to simulate these dynamic changes in lighting in a way that is not directly obvious to the naked eye. Otherwise, the lighting might distract people from their work. But it does need to fluctuate enough to promote concentration and heighten alertness.”
The subtle changes in lighting mimic natural daylight variations, which can have a positive impact on the well-being and productivity of office workers. Studies have shown that exposure to natural light can improve mood, energy levels, and overall mental health. By replicating these conditions indoors, the Virtual Sky aims to create a more pleasant and stimulating work environment.
Benefits and Applications
The Virtual Sky system is not just limited to office environments. It can be used in various settings such as hospitals, schools, and even residential spaces. In hospitals, for example, the system can help create a more soothing atmosphere for patients, potentially aiding in their recovery process. In schools, it can provide a more engaging learning environment for students, helping them stay focused and attentive.
Moreover, the Virtual Sky can be customized to simulate different times of the day, from a bright morning sky to a calming evening sunset. This feature can be particularly useful in regions with long winters and limited daylight hours, helping to combat seasonal affective disorder (SAD) and other mood-related issues.
If you are interested, the new Virtual Sky is priced at 1,000 Euros ($1,305) per square meter. Ouch! While the cost may seem steep, the potential benefits in terms of improved productivity, well-being, and overall quality of life could make it a worthwhile investment for many organizations.
The Virtual Sky by Fraunhofer represents a significant advancement in indoor lighting technology. By bringing the beauty and benefits of a natural sky indoors, it offers a promising solution to the challenges posed by long, dark winter months. Whether in offices, hospitals, schools, or homes, this innovative system has the potential to transform indoor environments and enhance the lives of those who spend a significant amount of time indoors.
Source: TNW : Fraunhofer
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