A polarizing eyeglass device is disclosed which achieves improvement in compatibility and also in convenience in use when it is used to view an image displayed on an image display screen of a stereoscopic image display apparatus. The polarizing eyeglass device includes a polarized light separation means for separating particular polarized light. The polarized light separation means includes a first viewing region to be used for viewing with one of the left and right eyes and a second viewing region to be used for viewing with the other eye. A first polarization direction changing means is adhered to a first face of the polarized light separation means in the first viewing region. A second polarization direction changing is adhered to a second face opposite to the first face of the polarized light separation means in the second viewing region.