Your cart is currently empty |
Subtotal: | $0.00 |
Abney Levels are used in Land Surveying which consists of a fixed sighting tube, and a movable bubble level that is connected to a pointing arm, and a protractor scale. - Circle diameter: 60MM - Angle measuring range: +60°ï½ž0~-60°(min Grad. 1°) - Incline measuring range: +45°ï½ž0°35',1:1~1:100 - Vernier graduation: 10' - Plate vial: 20'/2mm |