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Silva Military Base Plate 4-6400/360 Compass


The “full-sized” base plate compass for experienced navigators – used by NATO Forces around the world. Mainly used by the infantry as a soldier’s or officer’s compass. Additional features include measuring scales for positioning (GPS), graduated in mils and degrees (6400/360), magnifying glass and rubber feet for precision map work. Luminous compound that need to be activated by daylight/flashlight etc. Will give light up to 4 hours. 

Accuracy ± 1° (17.8 mils)
Altitude use 5000m @-15 °C
Clinometer No
Declination adjustment Declination scale inside capsule
Graduation 360°, 6300°, 6400° / 360° (360° inside the capsule)
Illumination 4 hours after activation in light
Impact resistance 30g in XYZ directions and free fall from 1.5 m height into gravel
Luminous compound Tritium compound 80 mCi
Magnifying lens Yes
Material Acrylic
Patented red/black N/S lines in capsule Yes
Resolution degrees / mils 2 / 50
Scales mm, inch
Settling time from 90° angle to complete rest 5 sec
Settling time from 90° angle within ± 3° 2.7 sec
Sighting System No
Silicon friction feet Yes
Size 126 x 60 x 10 mm
Temperature operating range -40 to +60 °C
Type of compass Silva 1-2-3 System Mirror sighting compass
UTM position plotting scales (Romer scales) 1:25k, 1:40k, 1:50k
Water resistance IP68 – (more than 100 m)
Weight 36g
Variant Magnetic Equator, Magnetic North, Magnetic South