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›6400° / 360° (360° inside the capsule) 6300° 360° 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 baseplate compass UTM position plotting scales (Romer scales)›1:25k 1:40k 1:50k Water resistance›IP68 - (more than 100 m) Weight›36g