LdG-4 DDR and Beam angle of light

I am introducing the DDR (Diameter to Distance Ratio) as a quick guide in this LdG-4 (Lighting Design Guide-4) Introduction … More

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LdG-2 Lighting design Guide for Vertical Surfaces

LdG-2 Vertical Illuminance Introduction When I first started my career, I was told by many Engineers that light planning is … More

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LdG-1 Lighting design Guide for offices

The importance of office lighting to achieve basic requirements relating to the health and safety of people at work is … More

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