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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. 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.

4. 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 ...

5. 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 .

6. How do boaters avoid hazards? What to know about markers ...

   www.aol.com/boaters-avoid-hazards-know-markers...

   Just like traffic lights and signs help drivers on the road, boaters have buoys and signs to guide them to and from shore safely. How do boaters avoid hazards? What to know about markers, buoys ...

7. Sector light - Wikipedia

   en.wikipedia.org/wiki/Sector_light

   The PEL sector light produces 3.5 million candela and is visible for 10 nautical miles (18.5 km) by day. The beam with 3 colors is narrow at 1.6°. [ 5 ] This was required because the PEL sector light was built over 7NM (13 km) from the atoll entrance and it had to illuminate a safe entrance which is only 228 meters wide.