Quantcast

Latest Light Stories

2015-03-20 23:06:16

Acrich3 Technology - Ability to interface with existing Smart lighting protocols.

2015-03-20 23:05:24

LED Lighting Inc. expands T8-series with new G3 ballast-compatible T8 tube lamp with a 90+ CRI. Chicago, IL (PRWEB) March 20, 2015 LED Lighting Inc.

2015-03-20 23:02:39

Industrial lighting specialist Larson Electronics has announced the release of a 150 watt explosion proof LED light fixture mounted on an adjustable scaffold bracket.

2015-03-19 23:04:29

Larson Electronics has added to its extensive range of industrial grade lighting equipment with the release of a 1500 watt explosion proof LED string light set.

2015-03-19 16:24:09

Instant rebates available at select retailers through May 31, 2015 ATLANTA, March 19, 2015 /PRNewswire/ -- Georgia Power announced today a series of special offers on ENERGY STAR(®) certified

2015-03-18 20:20:52

LONDON, March 18, 2015 /PRNewswire/ -- This report analyzes the worldwide markets for Vehicular Lighting in Thousand Units by the following Product Groups/Segments: Automotive Lamps (Headlamps,

2015-03-18 08:27:14

App-Controlled Bulb with Speaker Will be Part of SXSW Entertainment Experience ATLANTA, March 18, 2015 /PRNewswire/ -- Sengled,

2015-03-17 23:05:36

Larson Electronics has developed a new 28 watt LED tube lamp that is an excellent choice for upgrading existing T8 fluorescent lamp fixtures as well as a direct replacement for our own LED light

2015-03-17 23:01:21

Leapfrog Lighting's new five-step LED lighting retrofit package makes it simple for businesses to lower their lighting-related electricity costs by up to 85%, while eliminating complexity,

2015-03-17 08:23:54

BRUSSELS, March 17, 2015 /PRNewswire-USNewswire/ -- LED lamps from quality suppliers are rapidly reducing in price - and improving in energy efficiency - far beyond industry and expert forecasts.


Latest Light Reference Libraries

6_c9b95f985acbe749f13bf6301a3180a85
2004-10-19 04:45:41

Electromagnetic Spectrum -- The electromagnetic spectrum describes the various types of electromagnetic radiation based on their wavelengths. Radio, representing wavelengths from a few feet to well over a mile, is at one end of the spectrum. Gamma ray radiation is at the other end: the wavelength of the harder types is so short, in the subatomic range, that we do not have instruments capable of directly measuring it. While the above classification scheme is generally accurate, in...

6_c9b95f985acbe749f13bf6301a3180a84
2004-10-19 04:45:41

Electromagnetic Radiation -- Electromagnetic radiation is a combination of oscillating electric and magnetic fields propagating through space and carrying energy from one place to another. Light is a form of electromagnetic radiation. The theoretical study of electromagnetic radiation is called electrodynamics, a subfield of electromagnetism. When any wire (or other conducting object such as an antenna) conducts alternating current, electromagnetic radiation is propagated at the same...

More Articles (2 articles) »
Word of the Day
sudarium
  • A handkerchief.
  • Specifically— The legendary sweat-cloth; the handkerchief of St. Veronica, according to tradition miraculously impressed with the mask of Christ; also, the napkin about Christ's head (Johu xx. 7).
  • In general, any miraculous portrait of Christ.
The word 'sudarium' comes from a Latin word meaning 'a handkerchief'.