Summary: I calibrate all my lenses using Reikan FoCal software, which sets the micro focus adjustment on cameras that support it, on both a Canon 70D and a 6D, and the first copy of this lens I purchased simply could not be calibrated at 35mm on either camera -- all the test points the software tried, even...
Excerpt: I was looking for a wide angle full frame lens but I could not afford the Canon 17-40 f/4L. or The Sigma 24-105mm F/4. So I did some research, asked other photographers and went to local camera shops. That is when I found the The Tokina 17-35mm f/4 Pro FX. It's a wide angle full frame lens.
Pros: Consistent Output, Fast / accurate auto-focus
Excerpt: I am a super novice photographer/videographer and was tasked to shoot some blog videos for my company. I needed a versatile lens with a decent zoom and the geniuses at BH pointed me in the direction of this one. It's perfect!
Pros: Durable, Easily Interchangeable, Novice Approved, Strong Construction