MIL-PRF-22885/99B
TABLE I. Configurations and characteristics.
Color combinations
Color coordinates 1/
Minimum
Color
photometric
number
Cap
Translucent
Body
brightness
color filter
x
.04
y
.04
Footlamberts
01
Red-translucent
None
White-translucent
105
.690
.309
02
Green-translucent
None
White-translucent
130
.211
.618
03
Yellow-translucent
None
White-translucent
255
.587
.406
04
Blue-translucent
None
White-translucent
9
.154
.221
05
White-translucent
None
White-translucent
445
.493
.413
06
White-translucent
Red
White-opaque
45
.697
.302
07
White-translucent
Green
White-opaque
30
.196
.614
08
White-translucent
Yellow
White-opaque
160
.592
.402
09
White-translucent
Blue
White-opaque
4
.174
.190
10
White-translucent
Blue-white
White-opaque
175
.419
.409
11
Clear-transparent
Red
Black-opaque
45
.695
.303
12
Clear-transparent
Green
Black-opaque
55
.209
.621
13
Clear-transparent
Yellow
Black-opaque
160
.580
.412
14
Clear-transparent
Blue
Black-opaque
4
.173
.194
15
Clear-transparent
White
Black-opaque
185
.499
.410
1/
The chromaticities of the diffusers or color filters are expressed as "x" and "y" coordinates on the CIE
chromaticity diagram using a source illuminate of 2,360 K.
2/
Will accept type 5 engraved legend only (see application information).
QUALIFICATION INSPECTION:
Qualification inspection is required as part of the illuminated push button switch covered by MIL-PRF-22885/18.
APPLICATION INFORMATION:
Legend is not included when ordering push buttons by the military PIN. Push buttons with legends are category II
items and shall be acquired from a source listed on the qualified products list. Information on available legend
types, legend construction, and character spacing is given in figure 3 and table II.
INTENDED USE:
The push buttons shall be capable of mating with push button switches, PIN M22885/18-01 through M22885/18-08
and M22885/18-149 through M22885/18-156 of MIL-PRF-22885/18. The push buttons shall accommodate one
midget flange-base T-1-3/4 incandescent lamp. For provisioning purposes and spare parts support, the push
buttons are not supplied with lamps.
4