ATN PVS-14 Operator's Manual page 39

(2) Install the lIF per paragraph 2.3.6.
(3) turn off the room light and let your eyes adjust to the dark.
(4) Turn on the test set by setting the "II/OFF/III" switch to the "III"
position.
(5) turn on the monocular and insert it into the test port on the test
set.
(6) look through the monocular and view the projected pattern (see
Figure 2.2.). If necessary, focus the eyepiece lens and then the
objective lens to obtain the sharpest image.
(7) the MUnVM monocular must be able to resolve Group 2, ele-
ment 2, under low light conditions to pass the test. If the MUnVM
does not pass the test, return it to maintenance for repair. the op-
erator must document resolution failures on the maintenance re-
cord.
GroUp nUMBer
eleMent nUMBerS
reaD tHIS For
LOW LIGHT
NOTE
The target shown is for
example only and is
not drawn to scale.
FIGURE 2.2. TS-4348/UV TEST SET PATTERN
1
2
2
3
4
2
3
4
4
5
6
5
6
1
5
3
1
2
3
5
1
4
2
3
4
5
5
6
4
1
6
2
1
reSolUtIon
For MUnVM
6
reaD tHIS
For HIGH
lIGHt reSo-
lUtIon For
MUnVM
2-15