Method for setting a first position of a first image stabilizing unit in a first housing of an optical system and a second position of a second image stabilizing unit in a second housing of the optical system , wherein - the first image stabilizing unit is arranged together with at least one first rotational angle detector in the first housing , - the second image stabilizing unit is arranged together with at least one second rotational angle detector in the second housing , - the first housing is connected to the second housing by means of at least one hinge bridge , - the hinge bridge comprises a first hinge part arranged on the first housing and a second hinge part arranged on the second housing , wherein the method includes the following steps: - detecting a movement of the optical system by means of the first rotational angle detector and generating a first detector signal which is based on a first measurement coordinate system of the first rotational angle detector ; - detecting the movement of the optical system by means of the second rotational angle detector and generating a second detector signal which is based on a second measurement coordinate system of the second rotational angle detector , characterized in that the method includes the following steps: - transforming the first detector signal into a third detector signal which is based on the second measurement coordinate system of the second rotational angle detector , - transforming the second detector signal into a fourth detector signal which is based on the first measurement coordinate system of the first rotational angle detector , - calculating a first mean value from the third detector signal and the second detector signal, - calculating a second mean value from the fourth detector signal and the first detector signal, - moving the first image stabilizing unit on the basis of the second mean value, and - moving the second image stabilizing unit on the basis of the first mean value. - the first image stabilizing unit is arranged together with at least one first rotational angle detector in the first housing , - the second image stabilizing unit is arranged together with at least one second rotational angle detector in the second housing , - the first housing is connected to the second housing by means of at least one hinge bridge , - the hinge bridge comprises a first hinge part arranged on the first housing and a second hinge part arranged on the second housing , - detecting a movement of the optical system by means of the first rotational angle detector and generating a first detector signal which is based on a first measurement coordinate system of the first rotational angle detector ; - detecting the movement of the optical system by means of the second rotational angle detector and generating a second detector signal which is based on a second measurement coordinate system of the second rotational angle detector , - transforming the first detector signal into a third detector signal which is based on the second measurement coordinate system of the second rotational angle detector , - transforming the second detector signal into a fourth detector signal which is based on the first measurement coordinate system of the first rotational angle detector , - calculating a first mean value from the third detector signal and the second detector signal, - calculating a second mean value from the fourth detector signal and the first detector signal, - moving the first image stabilizing unit on the basis of the second mean value, and - moving the second image stabilizing unit on the basis of the first mean value. <EOS>