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Chart Protractor Bi-Rola, 5-1/8 x15-1/4
€61.60
A chart protractor is a precise navigation tool used for measuring angles, plotting courses, and transferring bearings on nautical charts. Featuring a movable compass rose and multiple measurement scales, it enables accurate route planning. Ideal for both professional and recreational marine navigation.
The Chart Protractor is a precise and versatile navigation tool designed for use on nautical charts. It allows users to measure angles, plot courses, and transfer bearings accurately.
Equipped with a movable compass rose, it enables easy angle setting and reading, simplifying navigation tasks. Its transparent construction ensures full visibility of the chart during use.
This instrument combines multiple navigation functions into one device, including distance measurement, position plotting, and course drawing. It is an essential tool for professional mariners and recreational navigators using traditional navigation methods.
| Product type | Chart protractor |
| Usage | Angle measurement, course plotting, bearing transfer |
| Construction | Ruler with rotating compass rose |
| Functions | Distance measurement, position plotting, course drawing |
| Scales | Nautical miles, millimeters and other scales |
| Material | Transparent plastic / acrylic |
| Dimensions | approx. 15" (38 cm) |
