In late Zeiss released a new series of lenses for APS-C mirrorless cameras (Sony E- and Fuji X-mount). These lenses carry the "Touit" name tag. Just like a 50 mm lens in 35 mm photography, the Touit /32 offers the same angle of view as the human eye. However, optimised for use with APS-C format. Aperture ring, Only in X-mount. Physical. Max. length, 60 millimetres ( in). Diameter, 65 millimetres ( in). Weight, grams ( lb). Filter diameter, 52mm. History. Introduction, The Zeiss Touit /32 is an interchangeable camera lens announced by Zeiss on September Lens mount(s): Fujifilm X-mount, Sony E-mount.