An assembly comprising a packaging device (20) and an intraocular lens injector (10) comprising a body (11) that contains an intraocular lens, said packaging device (20) being for receiving and storing said injector (10) prior to use, said packaging device (20) being made of a material that is waterproof, and being filled with a storage solution for maintaining at least the body (11) of said injector (10) and the intraocular lens in total immersion throughout the duration of storage, said packaging device (20) comprising a substantially rigid container (21, 22) and an opening (25) for enabling said injector (10) to be installed and removed, said container (21, 22) including at least one internal shoulder (26, 27) co-operating with a portion of the injector (10) to center and maintain its lens ejector end (14) away from the walls of said container (21, 22).