Interior Lighting for Designers

be the same color under a certain light source although they are different in spectral composition. If the light source is chang ...

deficient in blue and green, and tends to gray these colors, it complements the appearance of warm colors and human faces. Incan ...

sion, rare-earth phosphors, producing CRIs of 70 to 78.RE-80lamps use a thick coat of the narrow-emission, rare-earth phosphors, ...

Because it can withstand higher operating temperatures, color rendering is also improved; ceramic metal halide lamps have CRIs o ...

Daylight The goal of daylight design is to provide visual variety with controlled brightness contrasts. A principal characterist ...

beam of sunlight on a task will provide momentary change and relief; if it remains it will soon cause visual fatigue and stress. ...

luminaires and adjacent surfaces. It is advis- able to limit luminance ratios anywhere in the field of view to less than 40:1. F ...

Skylights come in a variety of shapes and sizes. They are made of clear, pat- terned, or translucent glass or various kinds of p ...

Tubular skylightsdeliver natural light to a room where a traditional skylight or vertical glazing is impractical. They consist o ...

The dome is typically installed between rafters and joists on the roof, and the adjust- able aluminum tube extends from the roof ...

A variety of shading devices are employed to deliver daylight to where it is needed and to reduce glare by limiting excessive lu ...

Exterior motorized shades place the sun-filtering fabrics on the exterior of a window, providing solar protection by stop- ping ...

Direct sunshine from flat skylights or from pitched skylights facing east, south, or west must also be controlled. Interior louv ...

winter provide natural climatic control when placed in front of south-facing windows. Glazing Materials Glazing materials are av ...

DAYLIGHT Figure 5.17Shading a south window with a fixed overhang (at solar noon). ...

the room. It is a measure of the proportion of the outdoor illumination to the daylight illu- mination received indoors. Average ...

Incandescent Lamps 6 The incandescent lamp is a simple device—a hot wire (the filament) sealed in a glass jar (the bulb). An ele ...

A arbitrary (with familiar teardrop shape) AR aluminumreflector B flame (smooth) C cone shape CA candle F flame (irregular) G gl ...

Figure 6.2Incandescent bulb shapes at one-half actual size. ...

INTERIOR LIGHTING FOR DESIGNERS ...