Patent ID: 6237235
Filing Date: 2001-05-29
Classification: G01C

Abstract:
An electronic level comprising:a clinometer;an image receiving device having a telescope with an objective and with a CCD receiver matrix and with a screen for displaying the image of a graduated staff which is set up at a target and provided with a coded graduation;a vertical axis about which the level rotates;a leveling device for alignment and rough leveling of the level with respect to the graduated staff;an input unit for entering measurement data;a power supply unit and a computer for processing the measurement data, calculating measurement values and for image evaluation;said image receiving device comprising said CCD receiver matrix which is operated in video time;said objective or said CCD receiver matrix being arranged in a fixed position relative to the vertical axis;said objective and CCD receiver matrix being adjustable relative to one another; andthe clinometer being assigned in a fixed manner for measuring the deviation of the position of a sighting axis relative to the horizon;wherein the sighting axis is formed by a center pixel of the CCD receiver matrix.