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2. Navigation light - Wikipedia

   en.wikipedia.org/wiki/Navigation_light

   Watercraft navigation lights must permit other vessels to determine the type and relative angle of a vessel, and thus decide if there is a danger of collision. In general, sailing vessels are required to carry a green light that shines from dead ahead to 2 points (22 + 1 ⁄ 2 °) abaft [note 1] the beam on the starboard side (the right side from the perspective of someone on board facing ...

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. Aids to Navigation Boat - Wikipedia

   en.wikipedia.org/wiki/Aids_to_Navigation_Boat

   55-ft Aids to Navigation Boat (ANB) Equipped with a crane that is used for hoisting and securing the various buoys and aids to navigation that the Coast Guard supplies for waterways. The boat is 55 ft long to the transom, and 58 ft 9 in to the end of the swim platform. It is 25 ft tall unfixed and has a navigational draft of 8 ft.

5. 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 ...

6. 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.

7. Sector light - Wikipedia

   en.wikipedia.org/wiki/Sector_light

   A sector light is a man-made pilotage and position fixing aid that consists of strictly delineated horizontal angle light beams to guide water-borne traffic through a safe channel at night in reasonable visibility. Sector lights are most often used for safe passage through shallow or dangerous waters.