Silva Military - 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.

Bearings can be taken with accuracy to within half a degree. 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. 6400 mils on the graduation ring and 6400 mils + 360 degrees on the sighting scale.

Specifications

Accuracy: ± 1° (8,9 mils) 

Altitude use: 5000m  @-15 °C

Clinometer: No

Declination adjustment:  No

Graduation: 6400° / 360°

Impact resistance: 30g in XYZ directions and free fall from 1.5m hight into gravel 

Illumination: 4 hours after activation in light

Magnifying lens: Yes

Material: Acrylic

Patented red/black N/S lines in the 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 within ± 3°: 4 sec

Settling time from 90° angle to complete rest: 6 sec

Size: 126x60x16 mm

Silicon friction feet: Yes

Sighting system: Prismatic precision

Temperature operating range: -30° to +60°

Type of compass: SILVA 1-2-3, baseplate

UTM position plotting scales (Romer scales): 1:25k, 1:40k, 1:50k

Variant: Magnetic Equator, Magnetic South, Magnetic North 

Water resistance: Waterproof

Weight: 39g