Ads
related to: fluorescent light bulbs 48 long- Try LED Risk-Free
Free Returns & Exchanges With Buy
N' Try. Call Today For Details.
- LED Light Bulbs
Low Heat, Long Lasting, Energy
Efficient Bulbs For Home & Office.
- Halogen Light Bulbs
Top Brand Floods, Spots, Capsules,
& More In Every Wattage You Need!
- Fluorescent Light Bulbs
Full Line Of Straight, Bent And
Circular Fluorescent Bulbs & Tubes!
- Try LED Risk-Free
Search results
Results from the WOW.Com Content Network
G5 bi-pin. 2GX13 quad-pin. G10q quad-pin. Original 4–13 W miniature fluorescent range from 1950s or earlier. [1] Two newer ranges, high-efficiency (HE) 14–35 W, and high-output (HO) 24–80 W, introduced in the 1990s. [2] Panasonic's range of FHL fluorescent tubes in 18W, 27W, and 36W varieties for the Japanese market.
A fluorescent lamp, or fluorescent tube, is a low-pressure mercury-vapor gas-discharge lamp that uses fluorescence to produce visible light. An electric current in the gas excites mercury vapor, which produces short-wave ultraviolet light that then causes a phosphor coating on the inside of the lamp to glow.
A compact fluorescent lamp (CFL), also called compact fluorescent light, energy-saving light and compact fluorescent tube, is a fluorescent lamp designed to replace an incandescent light bulb; some types fit into light fixtures designed for incandescent bulbs. The lamps use a tube that is curved or folded to fit into the space of an ...
Fluorescent lamps with magnetic ballasts flicker at a normally unnoticeable frequency of 100 or 120 Hz (twice of the utility frequency; the lamp is lit on both the positive and negative half-wave of a cycle). This flickering can cause problems for some individuals with light sensitivity [1] and are associated with headaches and eyestrain.
Various governments have passed legislation to phase out manufacturing or importation of incandescent light bulbs for general lighting in favor of more energy- efficient alternatives. The regulations are generally based on efficiency, rather than use of incandescent technology. Brazil and Venezuela started the phase-out in 2005, [citation ...
Longest-lasting light bulb. The world's longest-lasting light bulb is the Centennial Light located at 4550 East Avenue, Livermore, California. It is maintained by the Livermore-Pleasanton Fire Department. The fire department claims that the bulb is at least 121 years old (installed 1901) and has only been turned off a handful of times.
Ads
related to: fluorescent light bulbs 48 long