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Color Rendering Index

Stone wall and iron bookshelf with backlighting
This elegant stone wall is dramatically illuminated, using a wall grazer which projects a light straight down the very narrow beam spread. Photo: Randall Whitehead

It’s a Wash: Techniques for Evenly Illuminating Vertical Surfaces

Washing walls with light has become a whole lot easier. Before LEDs came along, you were pretty much stuck with track lights, using flood bulbs or recessed fixtures with reflectors and spread lenses…
LED, Lighting Doctor, color temperature, Color Rendering Index, Shelf lighting
Randall-Whitehead-Lighting-Doctor-Lighting-and-Decor
Wall colors, wood finishes and fabrics change in appearance under day and night lighting at very different color temperatures.

How Can You Transform Lighting From Day to Night

TIP 1: Day tripping Color temperature tells you the hue of illumination that a particular light source emits. The two color temperatures that we are most easily able to identify are incandescent (…
Randall Whitehead, Lighting Doctor, LED, Color Rendering Index, CRI
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