Krauss Zeiss Protarlinse VII F=285mm 1:12,5 Messing Lens (ca. 1900) 類比相機
Victorian - Graphoscope with magnifying lens - 看片器
光學玩具 - 2x Lithophanes - 1850-1900 - Optical toy
Robinson & Sons Luzo - 1889 - very rare! 觀景式相機
