Key:seamark:light:1:visibility
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 seamark:light:1:visibility
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| Description |
|---|
Shows the visibility of light. 
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| Group: marine navigation |
| Used on these elements |
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| Useful combination |
| Status: de facto |
| Tools for this tag |
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Use another number for each sector. If there is only one sector, the number is 1.
For example:
Shows the visibility of light.
Values
| Visibility (LITVIS) | seamark:light:1:visibility | Definition |
|---|---|---|
| High intensity | high | Non-marine lights with a higher power than marine lights and visible from well off shore (often 'Aero' lights). |
| Low intensity | low | Non-marine lights with lower power than marine lights. |
| Faint | faint | A decrease in the apparent intensity of a light which may occur in the case of partial obstructions. |
| Intensified | intensified | A light in a sector is intensified (i.e. has longer range than other sectors). |
| Unintensified | unintensified | A light in a sector is unintensified (i.e. has shorter range than other sectors). |
| Visibility deliberately restricted | restricted | A light sector is deliberately reduced in intensity, for example to reduce its effect on a built-up area. |
| Obscured | obscured | Said of the arc of a light sector designated by its limiting bearings in which the light is not visible from seaward. |
| Partially obscured | part_obscured | Parts of the sector are obscured. |