1. A fusion imaging method for enhancing object visibility in a scene containing a scattering medium, said method comprising the steps of: (i) illuminating the scene with an active illumination system and acquiring a first image of said scene; (ii) acquiring one or more additional images of said scene such that each image is taken with a different illumination of said scene or with a different camera position or both; and (iii) applying a fusion technique using each image components to obtain an image with enhanced contrast, color and/or visibility.