The color of light, expressed in Kelvins (K). The sun is about 5800 Kelvins. This is called a "temperature," because the hotter fire gets, the more it changes from a warm yellow glow to white.
The lower the Kelvin rating, such as the common incandescent/tungsten bulb, the warmer, softer and more yellow the light. The higher the K number, the cooler, whiter and bluer the light.
This rapid-start linear fluorescent lamp is a special
application bulb manufactured to the highest standards. Utilizes blacklight phosphor (356㎚) with a blue glass filter to eliminate visible light Fits 4-foot (nominal) linear fluorescent fixtures designed for 40-watt rapid-start (or pre-heat*) ...
Sunlite 03670-SU 100 Watt Mercury Vapor, Mogul Base
Sunlite high intensity discharge lamps are perfect for
outdoor lighting and commercial interiors. These energy efficient HID lamps offer exceptional efficacy, great color rendition, have a long service life and excellent lumen maintenance. This Sunlite 100 watt mercury vapor mogul ...
Satco Products S26 Low Voltage Lensed Infrared MR16
Low-voltage halogen MR16 lamps provide a compact and
highly directional light source with consistent color throughout life. Features exclusive infrared (IR) technology that lowers energy consumption compared to standard MR16 lamps: Standard MR16 Infrared MR16 Annual Savings* 35 watts 20 ...