A system for reproducing stereoscopic images comprising: a projection screen; at least one projector; a first optical device, comprising a matrix of converging lenses, identical to one another, having a focal distance f1, the first optical device being located in front of and parallel to the projection screen, at a distance from the projection screen equal to twice the focal distance f1, and in which the lenses have a depth of field of focus suitable for containing the places intended for observing the images and the optical center of the objective lens of the projector; a second optical device located in the focal plane of the first optical device and comprising a matrix of converging lenses, identical to one another, having a focal distance f2 equal to half the focal distance f1 of the converging lenses of the first optical device, the second optical device being located between the first optical device and the projection screen, equidistant from and parallel to both; and a third optical device located between the second optical device and the projection screen, parallel to both and in contact with the second optical device, said third optical device comprising a matrix of discriminating elements, wherein each discriminating element includes a first discriminating filter configured for selecting a first stereoscopic pair image and a second discriminating filter configured for selecting the second stereoscopic pair image, both discriminating filters being superimposed one in front of the other, wherein there is one lens of the second optical device and one discriminating element of the third optical device for each lens of the first optical device, and wherein in each discriminating element of the third optical device, the first discriminating filter comprises a plurality of apertures having a shape and size equal to the images of the places (3161, 3169) intended for observing the second stereoscopic pair image which are formed by the first optical device on said discriminating element, and the second discriminating filter comprises a plurality of apertures having a shape and size equal to the images of the places (3271, 3279) intended for observing the first stereoscopic pair image which are formed by the first optical device on said discriminating element. a projection screen; at least one projector; a first optical device, comprising a matrix of converging lenses, identical to one another, having a focal distance f1, the first optical device being located in front of and parallel to the projection screen, at a distance from the projection screen equal to twice the focal distance f1, and in which the lenses have a depth of field of focus suitable for containing the places intended for observing the images and the optical center of the objective lens of the projector; a second optical device located in the focal plane of the first optical device and comprising a matrix of converging lenses, identical to one another, having a focal distance f2 equal to half the focal distance f1 of the converging lenses of the first optical device, the second optical device being located between the first optical device and the projection screen, equidistant from and parallel to both; and a third optical device located between the second optical device and the projection screen, parallel to both and in contact with the second optical device, said third optical device comprising a matrix of discriminating elements, wherein each discriminating element includes a first discriminating filter configured for selecting a first stereoscopic pair image and a second discriminating filter configured for selecting the second stereoscopic pair image, both discriminating filters being superimposed one in front of the other, wherein there is one lens of the second optical device and one discriminating element of the third optical device for each lens of the first optical device, and wherein in each discriminating element of the third optical device, the first discriminating filter comprises a plurality of apertures having a shape and size equal to the images of the places (3161, 3169) intended for observing the second stereoscopic pair image which are formed by the first optical device on said discriminating element, and the second discriminating filter comprises a plurality of apertures having a shape and size equal to the images of the places (3271, 3279) intended for observing the first stereoscopic pair image which are formed by the first optical device on said discriminating element.