Douglas Protractor 10 Inch, 360 Degree Navigation Plotter
Product Description
Douglas Protractor 10 Inch, 360 Degree Navigation Plotter
- Original Sir Henry Percy Douglas Design — Full 360° square plotting protractor. Lay and read bearings, find departure and latitude, determine magnetic course.
- Complete Navigation Functions — Outer bearings on outer scale, back bearings on inner scale. Graduated in 1° increments.
- Rugged 1.5mm PETG — UV-printed on the reverse for zero parallax error. Flexible, waterproof, UV stable.
- UV-Cured Solvent-Resistant Inks — Markings remain sharp under demanding field conditions.
- Australian-Made, Stocked in the USA and Canada — Available direct from the maker.
Technical Specifications
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