The present invention provides an MRI imaging system for generating a rendered image, comprising at least one MRI device adapted to image an object and an image processor at least one first type photon detector to generate at least one first optical image of said object and at least one second type photon detector to generate at least one second optical image of said object wherein said image processor is adapted to superimpose said MRI image, said first optical image and said second optical image of said object thereby generating a rendered 3D computer MRI image of said object.