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2. Halogen lamp - Wikipedia

   en.wikipedia.org/wiki/Halogen_lamp

   A halogen lamp (also called tungsten halogen, quartz-halogen, and quartz iodine lamp) is an incandescent lamp consisting of a tungsten filament sealed in a compact transparent envelope that is filled with a mixture of an inert gas and a small amount of a halogen, such as iodine or bromine. The combination of the halogen gas and the tungsten ...

3. AMD: How Lighting Affects Your Vision - WebMD

   www.webmd.com/.../home-lighting-amd

   Halogen light is bright, “white,” and very concentrated. It’s often used in task lamps, track lighting, and ceiling fixtures, and is also available in adjustable gooseneck and flex-arm lamps.

4. Lighting Your Workspace and Home When You Have Low Vision - WebMD

   www.webmd.com/eye-health/what-to-know-about...

   Lighting to avoid. Check on the type and color temperature of your new light before you commit to bringing it home.If you’re not sure about how warm or cool the light is, look for the letter ...

5. Timeline of lighting technology - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_lighting...

   19th century. 1800–1809 Humphry Davy invents the arc lamp when using Voltaic piles (battery) for his electrolysis experiments. 1802 William Murdoch illuminates the exterior of the Soho Foundry with gas. 1805 Philips and Lee's Cotton Mill, Manchester was the first industrial factory to be fully lit by gas. 1809 Humphry Davy publicly ...

6. Electric light - Wikipedia

   en.wikipedia.org/wiki/Electric_light

   An electric light, lamp, or light bulb is an electrical component that produces light. It is the most common form of artificial lighting. Lamps usually have a base made of ceramic, metal, glass, or plastic which secures the lamp in the socket of a light fixture, which is often called a "lamp" as well. The electrical connection to the socket may ...

7. The Best Lighting For Chronic Migraine - Healthline

   www.healthline.com/health/migraine/lightbulbs...

   Halogen lightbulbs. These bulbs, like LEDs, do not flicker. They also emit a warm light that may be more soothing if you have chronic migraine. Halogen lightbulbs are very bright and may be useful ...