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  2. Navigation light - Wikipedia

    en.wikipedia.org/wiki/Navigation_light

    A white navigation light is as far aft as possible on the tail or each wing tip. [7] High-intensity strobe lights are located on the aircraft to aid in collision avoidance. [8] Anti-collision lights are flashing lights on the top and bottom of the fuselage, wingtips and tail tip. Their purpose is to alert others when something is happening that ...

  3. Vega Industries - Wikipedia

    en.wikipedia.org/wiki/Vega_Industries

    Vega Industries Limited is a company in Porirua, New Zealand, which manufactures specialised navigation and signal lights for use in transportation industries, primarily marine navigation. Vega has been in business since 1972 when it built a marine guidance system based on a design by Norman Rumsey. [1]

  4. Light characteristic - Wikipedia

    en.wikipedia.org/wiki/Light_characteristic

    An example of a complete light characteristic is "Gp Oc(3) W 10s 15m 10M". This indicates that the light is a group occulting light in which a group of three eclipses repeat every 10 seconds; the light is white; the light is 15 metres above the chart datum and the nominal range is 10 nautical miles.

  5. PEL sector light - Wikipedia

    en.wikipedia.org/wiki/PEL_sector_light

    A large PEL sector light installation at the Port of Durban Original Porirua Harbour PEL The PEL sector light is a projector style marine beacon which is used to guide maritime vessels. It does this by projecting a colored sector out to sea with very sharp color changes as the mariner transitions from one sector to the next.

  6. Leading lights - Wikipedia

    en.wikipedia.org/wiki/Leading_lights

    Leading lights, also known as range lights in the United States, are a pair of light beacons used in navigation [2] to indicate a safe passage for vessels entering a shallow or dangerous channel; they may also be used for position fixing. At night, the lights are a form of leading line that can be used for safe navigation. The beacons consist ...

  7. Aviation obstruction lighting - Wikipedia

    en.wikipedia.org/wiki/Aviation_obstruction_lighting

    High-intensity white (strobe) lights; Medium-intensity white (strobe) lights; Traditionally, red lamps (or beacons) use incandescent filament bulbs. To improve the otherwise quite short lifespan, they are made with a ruggedised design and are run below normal operating power (under-running).