Armasight NSMSIRIUS1GMDA1 Sirius GEN 3 Ghost MG Multi-Purpose Night Vision Monocular - Manual (Page 24)

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4. Perform steps 1-3 with the second Sirius unit.
To remove the Sirius from the dual bridge, press down on the front clamps and slide the unit forward.
To configure the Sirius for long-range observation with binoculars, mount the 3x accessory lenses to
the units as seen in Part 3.1.10 of this Manual.
To mount the dual bridge to the optional goggle kit, see Part 3.1.2 of this Manual.
3.1.8 MOUNTING AN IR ILLUMINATOR TO THE SIRIUS
To mount an IR illuminator to the Sirius, use the Dovetail to Weaver Transfer Piece. Perform the follow-
ing steps:
1. Install the transfer piece (A) onto one of the Sirius rails.
2. Tighten the two fixing screws (B) on the transfer piece.
3. Loosen the IR illuminator fixing screw (C).
4. Mount the IR illuminator on the Weaver rail of transfer piece and tighten the fixing screw (C).
B
C
FIGURE 3-8. MOUNTING AN IR ILLUMINATOR TO THE SIRIUS
A
3.1.9 MOUNTING THE SIRIUS TO A STANDARD US MIL HELMET/ HEADGEAR
ASSEMBLY
To mount the Sirius to a Standard US Mil helmet or headgear assembly, use an optional transfer adapt-
er. Perform the following steps:
1. Push down on the lever (C). Mount the adapter (A) to the Sirius rail (B).
2. Align the adapter prism (D) with the helmet/ headgear assembly mount (E). Slide the Sirius back-
wards until its alignment boss is in line with the alignment groove on the helmet/ headgear assembly
mount. Push down until the Sirius locks into the helmet/ headgear assembly mount.
A
C
FIGURE 3-9. MOUNTING THE SIRIUS TO A STANDARD US MIL HELMET/HEADGEAR ASSEMBLY
B
G
D
F
F
C
E
D
D
To dismount the Sirius from the helmet/ headgear assembly, push down on the lever (F) and remove
the unit.
Push down on the lever (C) and remove the adapter from the Sirius rail.