The TruArc 3 is a simple compass with adjustable declination and a global needle.
- Global needle finds magnetic north regardless of hemisphere.
- Adjustable declination.
- Liquid filled offers smooth and stable operation.
- Mineral spirit filling ensures smooth operation in sub-zero conditions.
- 2° resolution.
The earth's magnetic field varies considerably so most compasses are designed to work in the specific hemisphere zones for which they are being used. A global compass can be used anywhere.
|Dimensions||8.9 x 6.3cm|
Measures angles of slope, elevation or inclination.
Luminous markings allow you to read your compass in dim light conditions.
Sets the compass to indicate true north instead of magnetic north.