Fog detector

From International Dictionary of Marine Aids to Navigation
Revision as of 12:00, 15 February 2009 by Oferiks (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

5-4-350

A device which detects changes in visibility (2-1-275) and can be used to control aids to navigation when the visibility falls below a defined threshold.




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)