With a minimum focus distance of less than 0.2 metres, the Zeiss Jena Flektogon 35 mm f/2.4 lens is a general-purpose lens also capable of some macro photography, delivering high-quality colour, contrast, and sharpness. The Jena Flektogon 35 mm f/2.4 has a standard M42 mount with a large lens base, but the photographer can easily convert it to a K mount, when preferred, with a K pin. The filter size for the Zeiss Jena Flektogon 35 mm f/2.4 lens is 49 mm, and its six-blade iris opens to f/2.4 and closes down to f/22. It has six optics elements in six groups, and the photographer can adjust the diaphragm action on the lens between automatic and manual modes. The lens has an angular field of 62 degrees and a barrel length of 61 mm and weighs 248 grams.