0.72x Focal Reducer Speed Booster Adapter for Canon FD mount lens to Fujifilm X mount camera FX - X-Pro1 T1 fisheye lens For using Fujifilm X mount

For using Fujifilm X mount mirrorless digital cameras with all Contax Yashica C/Y mount manual lenses

Angle of view: 68°

Color temperature (C

Diaphragm blade: 7

Enables Use of Lens Autofocus

0.72x Focal Reducer Speed Booster Adapter for Canon FD mount lens to Fujifilm X mount camera FX - X-Pro1 T1 fisheye lens For using Fujifilm X mount0. 72x optical glass lens adapter for using Fujifilm X mount APS C digital cameras with Canon FD mount lenses. Works fine on new FD mount (black lock), not good at old FD mount (silver lock). Reduces focal length to 0. 72, adjust the image size to near 1: 1, so that the focal length of the image is close to actual focal length of the lens, e. g. 50mm x 1. 5 x 0. 72 = 54mm. Helps to increase the maximum aperture to 1 stop, also can use it faster by 1