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Archive: Category «Lighting»

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Lighting quality, how to achieve?

Achieving the required illuminance level does not necessarily ensure good lighting quality. The quality as well as the quantity of illuminance is important to produce a comfortable, productive, aesthetically pleasing… Read more

May 06, 2011 | Edvard

Lighting quality, how to achieve?

Lights up, the facts about lighting!

Illuminance is light falling on a surface measured in footcandles or lux. Distributed with an economic and visual plan, it becomes engineered lighting and, therefore, practical illumination. A lighting designer… Read more

Mar 28, 2011 | Edvard

Lights up, the facts about lighting

Dual nature of light

Light has intrigued humankind for centuries. The most ancient theories considered light as something emitted by the human eye. Later on, it was understood that light should come from the… Read more

Mar 24, 2011 | Edvard

Dual nature of light

Colour classification and temperature

Colour is a subjective psycho physiologic interpretation of the visible electromagnetic spectrum. Luminous sensations or images, produced in our retina, are sent to the brain and interpreted as a set… Read more

Mar 22, 2011 | Edvard

Colour classification according to the C.I.E. chromatic diagram

What Light Source To Choose?

One of the first decisions in the design of a good lighting system is the choice of a light source. A number of light sources are available, each with its… Read more

Feb 17, 2011 | Edvard

Light Sources and Lamp Characteristics

What is the vertical illuminance?

Vertical illuminance is a component of lighting design that is vitally important to architecture. Its primary purpose is to make spatial proportions and spatial limits visible. The opposite is the… Read more

Feb 11, 2011 | Edvard

Vertical Illuminance - Introduction

Emergency lights

Many buildings must have some form of emergency lighting to come on if the electric supply to the ordinary lights fails. BS 5266: Emergency lighting, BS EN 1838, BS 5266–7:… Read more

Nov 10, 2010 | Edvard

Emergency lights
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