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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. Incandescent light bulb - Wikipedia

   en.wikipedia.org/wiki/Incandescent_light_bulb

   Available in numerous spot and flood beam spreads. Like all light bulbs, the number represents the diameter of the bulb in 1 ⁄ 8 of an inch. Therefore, a PAR 16 is 51 mm (2 in) in diameter, a PAR 20 is 64 mm (2.5 in) in diameter, PAR 30 is 95 mm (3.75 in) and a PAR 38 is 121 mm (4.75 in) in diameter. A package of four 60-watt light bulbs

4. H1 lamp - Wikipedia

   en.wikipedia.org/wiki/H1_Lamp

   The H1 lamp uses a P14.5s base in accord with IEC 60061. [1] This is a round metal prefocus base 14.5 mm in diameter with a flat and two dimples so the H1 can be installed in a lamp only in the one correct orientation. There is one 6.35 mm male spade terminal in the center of the base, through which power is supplied.

5. 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 ...

6. Multifaceted reflector - Wikipedia

   en.wikipedia.org/wiki/Multifaceted_reflector

   A multifaceted reflector (often abbreviated MR) light bulb is a reflector housing format for halogen as well as some LED and fluorescent lamps. MR lamps were originally designed for use in slide projectors, but see use in residential lighting and retail lighting as well. They are suited to applications that require directional lighting such as ...

7. AMD: How Lighting Affects Your Vision - WebMD

   www.webmd.com/eye-health/macular-degeneration/...

   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.