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2. High-intensity discharge lamp - Wikipedia

   en.wikipedia.org/wiki/High-intensity_discharge_lamp

   15 kW xenon short-arc lamp used in IMAX projectors. High-intensity discharge lamps (HID lamps) are a type of electrical gas-discharge lamp which produces light by means of an electric arc between tungsten electrodes housed inside a translucent or transparent fused quartz or fused alumina arc tube. [1] This tube is filled with noble gas and ...

3. Automotive lighting - Wikipedia

   en.wikipedia.org/wiki/Automotive_lighting

   The incandescent light bulb was for a long time the only light source used in automotive lighting. Incandescent bulbs are still commonly used in turn signals to stop hyper-flashing of the turn signal flashers. Many types of bulbs have been used. Standardized type numbers are used by manufacturers to identify bulbs with the same specifications.

4. List of automotive light bulb types - Wikipedia

   en.wikipedia.org/wiki/List_of_automotive_light...

   There is a German national regulation for vehicle bulbs, now superseded by international ECE regulations. Bulbs according to the old German regulation are still manufactured. The German regulation is contained in §22a, Subsection 1, No. 18 of the Straßenverkehrs-Zulassungs-Ordnung (StVZO, Road Traffic Approval Regulation).

5. Headlamp - Wikipedia

   en.wikipedia.org/wiki/Headlamp

   Headlamp. A motor scooter 's front with an impractical number and variety of headlamps, added for decorative purposes and characteristic of Mod culture. A headlamp is a lamp attached to the front of a vehicle to illuminate the road ahead. Headlamps are also often called headlights, but in the most precise usage, headlamp is the term for the ...

6. Talk:High-intensity discharge lamp - Wikipedia

   en.wikipedia.org/wiki/Talk:High-intensity...

   I have (twice now) restored appropriately supported, verifiable text regarding the widespread illegality of installing HID light bulbs in car headlamps intended to take halogen filament bulbs, in response to an IP-only editor replacing the supported assertions with technically inaccurate material probably derived from what the IP-only editor thinks she or he understands from a seller of such ...

7. 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 ...