0. 72x focal reducer speed booster adapter for canon eos ef lens to fujifilm x mount fx camera – x-pro2 x-t1

0.72x optical glass lens adapter for using fujifilm x mount aps-c digital cameras with canon eos ef mount lenses.
(electronic functions are disabled, cannot be used on ef-s lens.)

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 1stop, also can use it faster by 1stop.

switching camera to “shoot without lens” mode is essential.
allows focus infinity.
blue spot will occur if lens is shot to sunlight or lamp directly.
with front and rear caps.