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Silva Military Sighting Compass 55-6400 6400/360


Probably the most resourceful compass in the world for artillery; target acquisition and command posts. The 55 is a unique compass featuring both an optical precision sighting system and a SILVA 1-2-3 SYSTEM compass in the same unit, giving unbeatable precision and versatility in the field. The compass has a luminous graduation ring and markings for compass reading in the dark. Once activated by daylight/flashlight it will give light up to 4 hours of light. 360 degrees on the graduation ring and 6400 mils + 360 degrees on the sighting scale.

Accuracy +/- 1 degree
Altitude use 5000m @-15 °C
Clinometer No
Declination adjustment No
Graduation 6400° / 360°
Illumination 4 hours after activation in light
Impact resistance 30g in XYZ directions and free fall from 1.5 m height into gravel
Magnifying lens Yes
Material Acrylic
Patented red/black N/S lines in capsule Yes
Resolution degrees / mils Outer ring: – / 50 Precision sighting scale: 1 / 20
Scales Baseplate: 1:25k, 1:40k, 1:50k, mm, inch
Settling time from 90° angle to complete rest 6 sec
Settling time from 90° angle within ± 3° 4 sec
Sighting System Prismatic precision
Silicon friction feet Yes
Size 126 x 60 x 16 mm
Temperature operating range -30 to +60 C
Type of compass Baseplate, Lensatic precision sighting compass, Silva 1-2-3 System Mirror sighting compass
UTM position plotting scales (Romer scales) 1:25k, 1:40k, 1:50k
Variant Magnetic Equator, Magnetic North, Magnetic South
Water resistance Waterproof
Weight 39g