The Highlander Scout Sighting Lightweight Ruler Compass comes as a mid-priced compass for orienteering use. It features magnifying viewer meridian lines sighting line and includes neck cord. This ruler compass rules in mm and measures 1/8 inch. It has a transparent base with built-in magnifying glass. Carry this ruler compass in your outdoor adventures., A mid priced compass for orienteering use. Roamer Scale: 1:25000 1:50000 1:63360., Rules: mm 1/8 inch. Graduations: 2° 10° 20°., Magnifying viewer. Meridian lines., Sighting line. Neck cord included.,