MIL-DTL-43191J
TABLE IV. Spectral reflectance requirements, Class 4
Reflectance values (percent)
Light Brown 381
Tan 380
and Dark Brown 382
Wavelength,
Light Tan 379
and Khaki 384
Max. Min.
Max.
Nanometers (nm)
Min.
Max. Min.
700
38
53
25
44
19
41
720
38
54
25
45
20
41
740
39
55
25
46
20
42
760
40
56
26
47
21
42
780
41
57
27
48
21
42
800
43
58
28
50
22
43
820
45
59
30
52
23
45
840
48
62
33
55
24
46
860
50
65
36
58
25
48
3.6.4 Class 5, Desert Camouflage (3 color). The reflectance values shall conform to the
requirements listed below, in Table V, when tested as specified in 4.4.3.
TABLE V. Spectral reflectance requirements, Class 5
Reflectance values (percent)
Wavelength,
Light Tan 492
Light Brown 493
Light Khaki 494
Nanometers (nm)
Min.
Max. Min.
Max. Min.
Max.
700
38
53
19
41
25
44
720
38
54
20
41
25
45
740
39
55
20
42
25
46
760
40
56
21
42
26
47
780
41
57
21
42
27
48
800
43
58
22
43
28
50
820
45
59
23
45
30
52
840
48
62
24
46
33
55
860
50
65
25
48
36
58
3.6.5 Class 6, Universal Camouflage. The reflectance values shall conform to the
requirements listed below, in Table VI, when tested as specified in 4.4.3.
TABLE VI. Spectral reflectance requirements, Class 6
Reflectance values (percent)
Wavelength,
Desert Sand 500
Urban Gray 501 Foliage Green 502
Nanometers (nm)
Min.
Max. Min.
Max. Min.
Max.
600
28
40
12
26
8
18
620
30
42
14
26
8
18
640
34
48
14
28
8
20
8
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