14 CFR 29.1397 - Color specifications.

§ 29.1397 Color specifications.

Each position light color must have the applicable International Commission on Illumination chromaticity coordinates as follows:

(a)Aviation red -

y is not greater than 0.335; and

z is not greater than 0.002.

(b)Aviation green -

x is not greater than 0.440−0.320y;

x is not greater than y−0.170; and

y is not less than 0.390−0.170x.

(c)Aviation white -

x is not less than 0.300 and not greater than 0.540;

y is not less than x−0.040 or yc−0.010, whichever is the smaller; and

y is not greater than x 0.020 nor 0.636−0.400x;

Where Ye is the y coordinate of the Planckian radiator for the value of x considered.

[Doc. No. 5084, 29 FR 16150, Dec. 3, 1964, as amended by Amdt. 29-7, 36 FR 12972, July 10, 1971]

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