A method for reducing the remanence of a matrix of bolometers of a sensor, said sensor comprising a circuit for reading said matrix which is capable of addressing each bolometer of said matrix, characterised in that it comprises • a step for selecting one bolometer according to a comparison between its continuous level and the average of the continuous levels of the bolometers of the matrix, said bolometer being selected provided that the difference exceeds to a predetermined threshold; • a step of adjusting the continuous level of the selected bolometer, comprising: - selecting by means of the read circuit a window of the bolometer matrix, said window including the selected bolometer and having a number of lines L smaller than the total number N of lines in the bolometer matrix; - selecting by means of the read circuit a frame rate f frame such that f frame ≤ f line /L and corresponding to the required recurrence of addressing in order that each line of the window is read another time before the complete cooling of the bolometers of said window, where f line is a predetermined line rate; - selecting a number N of addressing for the selected frame rate f frame in order to obtain an offset between the continuous level of the selected bolometer and the average of the continuous levels of the bolometers of the matrix smaller than a predetermined threshold; and - applying N consecutive addressings by the read circuit of the L lines of the selected window at the predetermined frame rate f frame and at the line rate f line. • a step for selecting one bolometer according to a comparison between its continuous level and the average of the continuous levels of the bolometers of the matrix, said bolometer being selected provided that the difference exceeds to a predetermined threshold; • a step of adjusting the continuous level of the selected bolometer, comprising: - selecting by means of the read circuit a window of the bolometer matrix, said window including the selected bolometer and having a number of lines L smaller than the total number N of lines in the bolometer matrix; - selecting by means of the read circuit a frame rate f frame such that f frame ≤ f line /L and corresponding to the required recurrence of addressing in order that each line of the window is read another time before the complete cooling of the bolometers of said window, where f line is a predetermined line rate; - selecting a number N of addressing for the selected frame rate f frame in order to obtain an offset between the continuous level of the selected bolometer and the average of the continuous levels of the bolometers of the matrix smaller than a predetermined threshold; and - applying N consecutive addressings by the read circuit of the L lines of the selected window at the predetermined frame rate f frame and at the line rate f line. - selecting by means of the read circuit a window of the bolometer matrix, said window including the selected bolometer and having a number of lines L smaller than the total number N of lines in the bolometer matrix; - selecting by means of the read circuit a frame rate f frame such that f frame ≤ f line /L and corresponding to the required recurrence of addressing in order that each line of the window is read another time before the complete cooling of the bolometers of said window, where f line is a predetermined line rate; - selecting a number N of addressing for the selected frame rate f frame in order to obtain an offset between the continuous level of the selected bolometer and the average of the continuous levels of the bolometers of the matrix smaller than a predetermined threshold; and - applying N consecutive addressings by the read circuit of the L lines of the selected window at the predetermined frame rate f frame and at the line rate f line.