17-326

direction light

signal light designed to show a signal of one character over a narrow arc of the horizon, and used to indicate a particular direction

NOTE 1 It may also indicate an arc of the horizon to each side by dissimilar characters.

NOTE 2 In French, the term "feu de guidage" refers to a direction light in which a very narrow arc of the horizon is used to indicate a particular direction, and an arc of the horizon to each side must be indicated.

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