enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Sodium-vapor lamp - Wikipedia

   en.wikipedia.org/wiki/Sodium-vapor_lamp

   A sodium-vapor lamp is a gas-discharge lamp that uses sodium in an excited state to produce light at a characteristic wavelength near 589 nm. Two varieties of such lamps exist: low pressure and high pressure. Low-pressure sodium lamps are highly efficient electrical light sources, but their yellow light restricts applications to outdoor ...

3. Mercury-vapor lamp - Wikipedia

   en.wikipedia.org/wiki/Mercury-vapor_lamp

   Mercury-vapor lamp. A 175- watt mercury-vapor light approximately 15 seconds after starting. A closeup of a 175- W mercury vapor lamp. The small diagonal cylinder at the bottom of the arc tube is a resistor which supplies current to the starter electrode. A mercury-vapor lamp is a gas-discharge lamp that uses an electric arc through vaporized ...

4. Recessed light - Wikipedia

   en.wikipedia.org/wiki/Recessed_light

   Recessed light. The interior of a Target store. A recessed light or downlight (also pot light in Canadian English, sometimes can light (for canister light) in American English) is a light fixture that is installed into a hollow opening in a ceiling. When installed it appears to have light shining from a hole in the ceiling, concentrating the ...

5. Compact fluorescent lamp - Wikipedia

   en.wikipedia.org/wiki/Compact_fluorescent_lamp

   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 ...

6. Ellipsoidal reflector spotlight - Wikipedia

   en.wikipedia.org/wiki/Ellipsoidal_reflector...

   Field angle is the angle of the beam of light where it reaches 10% of the intensity of the center of the beam. Most manufacturers now use field angle to indicate the fixture's spread typically in this series (5°, 10°, 19°, 26°, 36°, 50°, 75°, 90°). Older fixtures are described by the width of the lens x focal length of the instrument ...

7. Four Downs and a Bracket: Billy Napier era at Florida nears ...

   www.aol.com/four-downs-bracket-billy-napier...

   The Aggies started backup quarterback Marcel Reed in place of injured starter Conner Weigman, and still led 20-0 at halftime, and 33-7 midway through the third quarter. The loss dropped Florida (1 ...