Peter Thorns · Head of Strategic Lighting Applications
LED Lighting
The office application comprises lighting for office buildings, healthcare institutions, educational buildings, and other buildings utilized for public or commercial purposes (including meeting rooms, workspaces, receptions, hallways/corridors, staircases, restrooms, and basements). SOURCE: McKinsey’s 2012 Global Lighting Market Model
LED for office · Peter Thorns
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LED Lighting
What is it we do?
LED for office · Peter Thorns
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LED Lighting
What is it we do?
Light defines a space, giving it a focus or boundary. It gives feeling to the space, an atmosphere of welcome or a note of caution, it reveals beauty or supplies functionality, a mood of excitement or a feeling of calm.
LED for office · Peter Thorns
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LED Lighting
What is it we do?
As a lighting manufacturer we do not sell light fittings We sell light!
LED for office · Peter Thorns
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LED Lighting
What is it we do?
As a lighting manufacturer we do not sell light fittings (or a specific lighting technology) We sell light!
LED for office · Peter Thorns
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LED Lighting
What is it we do?
Modeling Glare control Task visibility Contrast Colour
Safe
Ergonomic Atmosphere Ambience Healthy
Energy Efficient
Integrated Interesting
Stimulating
LED for office · Peter Thorns
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Managed Colourful Satisfaction
Practical Effective
LED Lighting
Task area Immediate surround – width at least 0.5m around the task area Background area – width at least 3m (within the limits of the space) LED for office · Peter Thorns
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LED Lighting
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Mean cylindrical illuminance (Ec) requirements in the activity space Ec = 50 lx Uo 0.10(in offices, teaching areas 150 lx) at 1.2m above floor
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Modelling Ec/Eh of 0.30 – 0.60 at 1.2m above floor is an indicator of good modelling
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Directional lighting of visual task Lighting from specific direction can reveal more details in the visual task, increase the task visibility and form, and create helpful shadows
LED for office · Peter Thorns
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p 0.2 5 log10 ( d )
LED Lighting
LED for office · Peter Thorns
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0.1
0.3
0.6
1.0
LED Lighting
Colour can be critical for an application from sales to medical to safety
LED for office · Peter Thorns
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LED Lighting
•Here you see a black-and-white version of a jungle scene. •Try to find the predator that's about to jump out at you. •If it takes you more than a second, you are dead.
LED for office · Peter Thorns
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LED Lighting
•Here you see a coloured version of the jungle scene. •Again try to find the predator that's about to jump out at you. •If it takes you more than a second, you are dead.
