Targeting and/or observation device with image superimposition, with a first channel, which comprises a first optical system, which defines a first optical axis, and a first image sensor for capturing a first image, with a second channel, which comprises a second optical system, which defines a second optical axis, and a second image sensor for capturing a second image, wherein at least one optical system (6 or 16) has a motorized focusing device (12 or 22), with a control device for controlling the motorized focusing device (12 or 22), wherein the first optical axis and the second optical axis are arranged spaced apart from one another perpendicularly to the axial direction, with an image processing device, which is in signal transmission connection with the image sensors (10, 20) and is designed and programmed in such a way that a superimposed image, in which the second image is superimposed on the first image, is displayed on a display device, wherein the control device is in data transmission connection with the image processing device in such a way that at least one focus position signal, which represents the focus position of at least one optical system (6, 16), is fed to the image processing device, wherein the image processing device is designed and programmed in such a way that the image superimposition of the second image with the first image is influenced as a function of the focus position signal in order to carry out a parallax compensation, characterized in that the device has at least one temperature measuring device, which is assigned to at least one optical system (6, 16) and is in data transmission connection with the image processing device, wherein the image processing device is in data transmission connection with a memory, in which a conversion table is stored, in which the respective temperature of at least one optical system (6, 16) is converted into an associated value of the parallax in order to determine a temperature-dependent parallax profile, or the image processing device is designed and programmed in such a way that the measured temperature is converted into an associated value of the parallax in accordance with a predetermined algorithm, wherein the image processing device is designed and programmed in such a way that the image superimposition is influenced as a function of the value of the parallax associated with the respective temperature in order to carry out a parallax compensation. with a first channel, which comprises a first optical system, which defines a first optical axis, and a first image sensor for capturing a first image, with a second channel, which comprises a second optical system, which defines a second optical axis, and a second image sensor for capturing a second image, wherein at least one optical system (6 or 16) has a motorized focusing device (12 or 22), with a control device for controlling the motorized focusing device (12 or 22), wherein the first optical axis and the second optical axis are arranged spaced apart from one another perpendicularly to the axial direction, with an image processing device, which is in signal transmission connection with the image sensors (10, 20) and is designed and programmed in such a way that a superimposed image, in which the second image is superimposed on the first image, is displayed on a display device, wherein the control device is in data transmission connection with the image processing device in such a way that at least one focus position signal, which represents the focus position of at least one optical system (6, 16), is fed to the image processing device, wherein the image processing device is designed and programmed in such a way that the image superimposition of the second image with the first image is influenced as a function of the focus position signal in order to carry out a parallax compensation, characterized in that the device has at least one temperature measuring device, which is assigned to at least one optical system (6, 16) and is in data transmission connection with the image processing device, wherein the image processing device is in data transmission connection with a memory, in which a conversion table is stored, in which the respective temperature of at least one optical system (6, 16) is converted into an associated value of the parallax in order to determine a temperature-dependent parallax profile, or the image processing device is designed and programmed in such a way that the measured temperature is converted into an associated value of the parallax in accordance with a predetermined algorithm, wherein the image processing device is designed and programmed in such a way that the image superimposition is influenced as a function of the value of the parallax associated with the respective temperature in order to carry out a parallax compensation.