Designed for those who use maps more extensively, compass features a magnifying glass for reading detailed maps, luminous cardinal points for right use and a lanyard for easy carrying. The magnetic needle rests on a sapphire jewel bearing in a liquid filled housing, and stops from full swing in just four seconds. The circle is graduated 360° in 2° divisions. The protractor plate has an inch scale and 1/10 mile scales for USGS 1:24,000 and 1:62,500 maps. Both housing and base plate are transparent for easy map use. With instructions. Base plate size: 2" x 4".
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