Zeiss Contarex Depth of Field Tables for 50mm F2 Zeiss Planar, 21mm F4.5 Zeiss Biogon, 35mm F4 Zeiss Distagon, 85mm F2 Zeiss Sonnar, 135mm F4 Zeiss Sonnar, 250mm F4 Zeiss Sonnar. Original booklet in English, 18 pages, 4-1/8"x6-1/4".