It is the version three instruments of the console Archimede 2. On the lower side of the console, under the computer, a compass is. That Ci is assembled on an hinge and can rock, so as to maintain free the access to the posterior part of Archimedes. The change of pile of this last or the possible reset of the residual nitrogen memory is thus perfectly possible without having to dismount the compass and these two operations remain easy and fast. The swing of the compass makes it possible to choose between 4 angulations different from the instrument, in order to have an easy reading under all the conditions of use. Characteristics of the compass - Material: technopolymère - luminescent Dial - Graduations of the dial all 10° - side Window of reading - notched revolving Glasses taking again the graduations and the pink of the winds - Lubber line - Diameter: 60 mm - Height: 29 mm - Weight: approximately 80 G Caractéristiques Comfort Archimedes 3 Overall length: 223 mm total Height: 55 mm Weight: 510 G (including flexible device HP)