For reading of topographical and tourist maps and determination of azimuthal location of a given place. suitable for overhead projection. Transparent design. Compass diameter 45mm, mounted on a 6 x 11cm transparent plastic base with scale side up to 100mm. Distance measuring scale in the front.
Full circle divided into 360 with N,S,E and W directions indicated. The needle housing is liquid filled to damp oscillations in just 5 seconds. The red tip of the needle indicates north. Meridian lines help in accurate plotting of angles. A 3x magnifier is built into the transparent base. Neck hanging cord is included.
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