Weems and Plath Black Scale Protractor Triangle
The Weems and Plath Black Scale Protractor Triangle is an extremely popular element of a navigation kit and this version is manufactured in durable clear vinylite and inscribed with black markings.
The Weems and Plath Black Scale Protractor Triangle uses two 45° triangles to provide a simplified method of plotting and performing chart work.
With its protractor scales, the Protractor Triangle is easily aligned in any direction with a chart meridian. The desired direction is maintained as one triangle is slid along the other to the desired position.
- Short sides: 7 1/2 inches (191 mm), 0.08 inch thick (2 mm)
- Weight: 0.19 lb (86 g)
Weems and Plath Black Scale Protractor Triangle
Unavailable