LED Lamps That Glow With Warm White Light

by Justin Phelps •

LED Lamps With Warm White Illumination: Koncept Z-Bar ($165) and i-Tower ($195) Pablo Designs LIM L Floor ($350) Cree XLamp XR-E Warm White LED Lantern ($25) The color temperature of light is measured in degrees Kelvin. Lower-temperature white LEDs (around 2,000-4,000 K) are warm (yellowish white) like incandescent bulbs. White LEDs with higher color temperatures (above 5,000 K) are cool …


The Best LED Desk Lamps

by Justin Thomas •

Update: We’ve posted a new review of the best LED Desk Lamps for 2009. LEDs really shine as reading lights and desk lamps. LEDs have a directed beam, so they do not disturb others when used as reading lights (in bed for example). LEDs also do not get hot to the touch, so there’s no risk of burns, or excess …

Energy Efficient Black Lights: Ultraviolet LEDs

by Justin Thomas •

LED flashlights are now available in the ultraviolet frequency range. These flashlights have the same longevity and durability of other LED lamps. Some of the ultraviolet flashlights on the market are the Inova X5 Ultraviolet (made with anodized aluminum) and the hefty Streamlight Twin Task. You can see many other types listed on this page.