KnowraAlidadeLinked fromLinked fromThe 3 pages that link to Alidade, each with the reason it gives.All 3Broader topic 1Related 2AstrolabeRelated: The back of many astrolabes carries an alidade for sighting the Sun or stars.Plane tableRelated: The alidade sights landmarks and transfers their directions onto the drawing board.GraphometerBroader topic: The graphometer’s sights serve as alidades, aligning the instrument with survey points.