Armasight NSMNYX1401F9DA1 NYX-14 FLAG MG Multi-Purpose Night Vision Monocular - Manual (Page 27)

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CONTROL/INDICATOR FUNCTION
Pivotal Focusing Lens
(Figure 3-12, E) Allows the user to choose between the following:
1. The IR illuminator spot beam. When the pivotal focusing lens is
placed in the leftmost position of the window of the IR illuminator,
the photoreceiver is open.
2. The IR illuminator flood beam. When the focusing lens is placed in
the center position, the photoreceiver is opened.
3. The photoreceiver will close when the focusing lens is placed in
the rightmost position.
Built-in LED Indicators A GREEN GLOW in the eyepiece viewing area indicates excessive
light conditions. After 10 s of exposure to bright light, the intensifier
will shut off automatically. The unit will turn back on again when
moved away from the excessive light.
A PERMANENT RED GLOW in the eyepiece viewing area indicates
that the IR illuminator is operating.
A FLASHING RED LIGHT in the eyepiece viewing area indicates that
the battery is low.
* For Nyx-14 MG version only.
3.3 OPERATING PROCEDURES
3.3.1 OPERATING PROCEDURES
These procedures should be performed under nighttime conditions only.
CAUTION:
Use of the NYX-14 brightly lit conditions may damage the unit’s intensifier tube.
1. Verify that the battery is installed as indicated on the monocular body.
2. Make a visual estimation of the illumination level in the viewing area. The required level of illumina-
tion is less than 1 lx (late twilight sky conditions).
3. Remove the lens cap and place it over the housing of the lens.
CAUTION:
Before removing the objective lens cap, verify that the photoreceiver is open.
4. Turn the function switch ON. After a slight delay, a green glow will appear in the eyepiece of the
monocular.
5. Adjust the unit diopter by rotating the ring of the eyepiece.
6. Observe the scene. Rotate the focus ring until the image is clear and sharp.
7. Adjust the brightness and contrast of the image using the gain control knob (Nyx-14 MG version).
CAUTION:
Bright sources such as firelight, headlights, searchlights, etc. can damage the NYX-14. Avoid
exposing the unit to these types of light sources.
TABLE 3-1. CONTINUED