MIL-PRF-22885/12H
Color fade test: Four T-1 ¾ midget flange base lamps, industry number 328, or equivalent shall be
installed in the test fixture. The test fixture shall operate at 5 ±0.2 volts continuously for a period of
300 hours at room ambient. At the completion of this test, the colors must remain within the limits
specified in table I.
The color fade test fixture shall consist of one MIL-PRF-22885/10 or MIL-PRF-22885/16 modular
indicator light for each color of filter to be tested, mounted in a suitable panel.
Part number: M22885/12- (dash number from table II).
TABLE II. Dash number and color code.
Dash number
Color
Code
01
Blue
B
02
Green
G
03
Red
R
04
White
W
05
Yellow
Y
3
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