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 to entry: A direction light can also indicate an arc of the horizon to each side by dissimilar characters.

Note 2 to entry: This entry was numbered 845-11-33 in IEC 60050-845:1987.

Note 3 to entry: This entry was numbered 17-326 in CIE S 017:2011.

Publication date: 2020-12
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