A package for an optical storage medium, comprising first and second parts; a window located in the first part; a third part sandwiched in a region between the first and second parts; wherein the first, second and third parts define a receptacle in a further region where the third part is not sandwiched between the first and second parts; wherein the window and the third part are arranged such that when the optical storage medium is placed in the receptacle, the optical storage medium abuts the third part and a predefined area of the optical storage medium is perceptible through the window.