Upgrade Lens housing- Tokina AT-X PRO 28-70mm f/2.8 For Canon EF mount

The upgraded lens housing in this video is optimized for the Tokina AT-X PRO 28-70mm f2.6-2.8 for Canon "EF mount" lens. I expect the AT-X PRO 28-70mm f2.8 (SV?) lens of the same shape will fit, but I haven't tested it for fit. *To be precise, this is the lens version with the 3rd generation bayonet hood mount. (3rd Generation _ Tokina 28-70 f2.6-2.8 ATX-PRO II (1997-1999) For another type of lens, the lens housing for Nikon mount, please check the link below. https://youtu.be/EVfOJ_CQne8 I was pleased with the unique optical power and robust build quality of this lens, so I bought this lens for an additional EF mount. Compared to the Nikon F mount housing, it is identical except for the rear and lens support. (For Nikon and Canon lenses, the rotation direction of the focus ring is opposite respectively, but the focal length indicator ring is perfect if you rotate to install it.) Therefore, refer to the description of the previous Nikon mount video. To mount the rear hou