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  2. Fluorescent-lamp formats - Wikipedia

    en.wikipedia.org/wiki/Fluorescent-lamp_formats

    These lamps are used for fluorescence effects where less visible light is ideal. 09 N/A Sun-tanning lamps: These lamps produce wide or narrow band UV-B radiation 10 BL Black-Light lamps: Black light lamps give off long-wave UV-A radiation of around 350-400 nm. They are often used to attract insects to traps.

  3. GU24 lamp fitting - Wikipedia

    en.wikipedia.org/wiki/GU24_lamp_fitting

    A GU24 lamp fitting is a bi-pin connector for compact fluorescent lamps (CFL) or LED lamps that uses a bayonet mount–like twist-lock bi-pin connector instead of the Edison screw fitting used on many CFLs, LED lamps and incandescent light bulbs. The design was initiated by the U.S. EPA and the Lighting Research Center in 2004, in order to ...

  4. Recessed light - Wikipedia

    en.wikipedia.org/wiki/Recessed_light

    Recessed lighting styles have evolved with more manufacturers creating quality trims for a variety of applications. Recessed lighting trim usually comes in the standard baffle in black or white, which is the most popular. [citation needed] They are made to absorb extra light and create a crisp architectural appearance.

  5. Habitation and Logistics Outpost - Wikipedia

    en.wikipedia.org/wiki/Habitation_and_Logistics...

    Northrop offered a "minimal" 6.1-meter (20 feet) by 3-meter (9.8 feet) design based on the Cygnus spacecraft, as well as a larger 7-meter (22.9 feet) by 4.4-meter (14.4 feet) design also based on the Cygnus, [7] [12] to the outside of which radial docking ports, body-mounted radiators (BMRs), batteries and communications antennae will be added ...

  6. High-mast lighting - Wikipedia

    en.wikipedia.org/wiki/High-mast_lighting

    A high mast light in Toronto High-mast lighting tower in a stadium A six-lamp configuration on a mast High-mast lighting used on Ontario Highway 401 at night High-mast lighting used on Ontario Highway 401 during the day High-mast lights in conjunction with shorter lampposts at the Tainan System Interchange (Chinese: 台南系統交流道) in Sinshih District, Tainan, Taiwan A light tower on ...

  7. Approach lighting system - Wikipedia

    en.wikipedia.org/wiki/Approach_lighting_system

    Approach lights at Jyväskylä Airport, Finland The approach lighting system of Bremen Airport Approach lighting at Love Field, Dallas. An approach lighting system (ALS) is a lighting system installed on the approach end of an airport runway and consisting of a series of lightbars, strobe lights, or a combination of the two that extends outward from the runway end. [1]

  8. Halo antenna - Wikipedia

    en.wikipedia.org/wiki/Halo_antenna

    A halo antenna, or halo, is a center-fed ⁠ 1 / 2 ⁠ wavelength dipole antenna, which has been bent into a circle, with a break directly opposite the feed point. The dipole's ends are close, but do not touch, and the ends on either side of the gap may be flared out to form a larger air gap capacitor , whose spacing is used to fine-adjust the ...

  9. Runway edge lights - Wikipedia

    en.wikipedia.org/wiki/Runway_edge_lights

    When an instrument runway lighting is designed, the last 600 metres (2,000 ft), or one-half of the runway length available (whichever is less), are bi-directional. They look white to the pilot approaching from the short end of the runway, but to a pilot approaching from the other end, who would be landing or taking off in that direction, they ...