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out glasses) on the image intensifier screen. These adjustments
operate independently and must be made separately.
6. Fold the right eyecup over the eyepiece with your right thumb or
forefinger to obstruct view through the right eyepiece. Rotate the
left diopter adjustment ring for the clearest view on the image in-
tensifier screen.
7. Fold the left eyecup over the eyepiece with your left thumb or
forefinger to obstruct view through the left eyepiece. Rotate the
right diopter adjustment ring for the clearest view on the image in-
tensifier screen.
K. Adjust the eye relief distance by pressing the socket release but-
ton (see Figures 2-4, 2-5) and sliding the PVS-7 fore or aft to obtain
a full field of view of the image. Readjust the diopter rings for the
best image.
NOTE
Any readjustment of eye relief requires readjustment of the diopter
rings.
9. Adjust the objective lens focus (Figure 2-1) while observing an
object until the sharpest image is obtained.
10. To flip up, place an open hand under the goggle, grasp the gog-
gle and rotate up and rearward until the latch is firmly engaged.
NOTE
The PVS-7 will be turned off automatically when flipped up. The
PVS-7 will not turn on automatically when flipped down.
11. To flip down, grasp the goggle housing and rotate down and
forward until the latch is firmly engaged.
12. Turn the switch to the RESET/OFF position, then to the ON posi-
tion to resume viewing.
C. Hand-Held Operation
CAUTION
OPERATE THE PVS-7 UNDER DARKENED CONDITIONS ONLY
OR USE HE LENS CAP TO COVER THE OBJECTIVE LENS FOR
DAYLIGHT CONDITIONS.
2-25
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