C1, TM 9-1240-318-35
1
Objective lens 10543448
6
Erector lens 10543456
11
Eye lens 10543454
2
Objective lens 10543450
7
Erector lens 10543457
12
Window 1240-087-7284
3
Objective lens 10543451
8
Erector lens 105 43457
13
Diaphragm
4
Objective lens 10543452
9
Erector lens 10543458
14
Diaphragm 1054476
5
Reticle 10543455 (M120)
10
Field lens 1054359
or
Reticle 11728181 (XM134)
Figure 1-2. Optical system.
1-4