An optical communication system comprising: an optical circuit board comprising an optical interface having a transmission region, an optical coupling device comprising: a first optical interface having a first transmission region optically coupled to a corresponding transmission region of the optical interface of the optical circuit board, a second optical interface having a second transmission region adapted to be optically coupled to a corresponding transmission region of an optical interface of a mating optical device, a fixation part, wherein the optical communication system comprises a support element glued to the fixation part of the optical coupling device and removably mounted on the optical circuit board.