Kaiser Slide Duplicator For photographing slides with digital single-lens reflex cameras and digital compact cameras with lens front thread. Is screwed into the filter thread of the lens. Connection thread 52 mm. With removable, achromatic macro lens with 10 diopters (can also be used separately). 1:1 copies with lens focal length 80-120 mm, cut-outs possible for longer focal lengths. Incl. interchangeable lens for two 35 mm slides. Length: approx. 125 mm.