Apparatus for presenting a stereoscopic image to a viewer, the apparatus comprising: an endoscope; a stereoscopic video camera optically connected to the endoscope, the stereoscopic video camera comprising: first and second optical channels (402A, 402B) for acquiring, respectively, first and second images of a scene, the first and second optical channels comprising first and second focal points, respectively; first and second image sensors (411A, 411B) for acquiring, respectively, the first and second images from the first and second optical channels, the first and second image sensors being positioned along an axis; and parallax adjusting means for adjusting the parallax of a stereoscopic image acquired by the first and second image sensors and presented on a display; characterized in that the first and second optical channels each comprises at least one optical component (403A, 403B, 404A, 404B, 405A, 405B, 406A, 406B, 407A, 407B, 410A, 410B), and further wherein the parallax adjusting means comprises optical component movement means for simultaneously moving, longitudinally and laterally, at least one optical component of each of the first and second optical channels so as to laterally shift the output of the first and second optical channels relative to the axis of the first and second image sensors in accordance with changes in the first and second focal points, in order to simultaneously adjust focus and parallax. an endoscope; a stereoscopic video camera optically connected to the endoscope, the stereoscopic video camera comprising: first and second optical channels (402A, 402B) for acquiring, respectively, first and second images of a scene, the first and second optical channels comprising first and second focal points, respectively; first and second image sensors (411A, 411B) for acquiring, respectively, the first and second images from the first and second optical channels, the first and second image sensors being positioned along an axis; and parallax adjusting means for adjusting the parallax of a stereoscopic image acquired by the first and second image sensors and presented on a display; characterized in that the first and second optical channels each comprises at least one optical component (403A, 403B, 404A, 404B, 405A, 405B, 406A, 406B, 407A, 407B, 410A, 410B), and further wherein the parallax adjusting means comprises optical component movement means for simultaneously moving, longitudinally and laterally, at least one optical component of each of the first and second optical channels so as to laterally shift the output of the first and second optical channels relative to the axis of the first and second image sensors in accordance with changes in the first and second focal points, in order to simultaneously adjust focus and parallax. first and second optical channels (402A, 402B) for acquiring, respectively, first and second images of a scene, the first and second optical channels comprising first and second focal points, respectively; first and second image sensors (411A, 411B) for acquiring, respectively, the first and second images from the first and second optical channels, the first and second image sensors being positioned along an axis; and parallax adjusting means for adjusting the parallax of a stereoscopic image acquired by the first and second image sensors and presented on a display; characterized in that the first and second optical channels each comprises at least one optical component (403A, 403B, 404A, 404B, 405A, 405B, 406A, 406B, 407A, 407B, 410A, 410B), and further wherein the parallax adjusting means comprises optical component movement means for simultaneously moving, longitudinally and laterally, at least one optical component of each of the first and second optical channels so as to laterally shift the output of the first and second optical channels relative to the axis of the first and second image sensors in accordance with changes in the first and second focal points, in order to simultaneously adjust focus and parallax.