Usually eye symptoms precede the infiltration of non-Hodgkin's lymphoma in the central nervous system or in other organs. Early treatment of the tumor by irradiation, to which it is highly sensitive, can preserve the vision and prolong the life of the patient. Such therapy however is often delayed when the diagnosis cannot be confirmed cytologically. We present two patients with large, yellow, solid subpigmental tumors in fundo. This picture is pathognomonic, even in the absence of uveitis.