Optical connection assembly comprising a first optical connector comprising a plurality of collimation elements (23a, 23b) associated with a plurality of optical fibres (21a, 21b), respectively, and carried by a support,the support being mounted for rotation in a bearing about a rotation axis (z), in that the collimation elements are arranged in the support so as to be equidistant from this rotation axis (z), and in that the support has angular positioning members for fixing the angular position of the support about said rotation axis (z) the optical connection assembly comprising a second optical connector comprising a base carrying optical elements (23a', 23b') characterized in that the base has complementary angular positioning members, each adapted to cooperate with one of the angular positioning members of the first optical connector to fix the relative angular position of the support with respect to the base, in that the optical elements (23a', 23b') of the second optical connector are collimation elements, said angular position of the support with respect to the base, fixed by said positioning members, being a coupling angular position for which a part at least of the collimation elements (23a, 23b) of the first optical connector is located facing collimation elements (23a', 23b') of the second optical connector, and in that the optical connection assembly has several distinct coupling angular positions, the angular positioning members and the complementary angular positioning members being then arranged so as to fix the relative angular position of the support with respect to the base, indifferently in either one of said coupling angular positions, each coupling angular position being such that, in this position, a part at least of the collimation elements (23a, 23b) of the first optical connector is located facing collimation elements (23a', 23b') of the second optical connector. the optical connection assembly comprising a second optical connector comprising a base carrying optical elements (23a', 23b') characterized in that the base has complementary angular positioning members, each adapted to cooperate with one of the angular positioning members of the first optical connector to fix the relative angular position of the support with respect to the base, in that the optical elements (23a', 23b') of the second optical connector are collimation elements, said angular position of the support with respect to the base, fixed by said positioning members, being a coupling angular position for which a part at least of the collimation elements (23a, 23b) of the first optical connector is located facing collimation elements (23a', 23b') of the second optical connector, and in that the optical connection assembly has several distinct coupling angular positions, the angular positioning members and the complementary angular positioning members being then arranged so as to fix the relative angular position of the support with respect to the base, indifferently in either one of said coupling angular positions, each coupling angular position being such that, in this position, a part at least of the collimation elements (23a, 23b) of the first optical connector is located facing collimation elements (23a', 23b') of the second optical connector.