Hey, look at all those flinging! Take an EF-S 17-55 or an EF 17-40 L, with a yellow or a red ring, an F2.8 or F4 aperture, with or without a stabilizer, with or without moisture protection, with or without a trunk. It's not hard at all. If there is still FF, then there was no need to ask such a question in the first place. Several advantages, including: the quality of the performance. It's a maid in Japan; that about sums it up. Seems solid and decent. - Grew up like a local after being purchased for crop 77D as a replacement for an employee. - A staff with less weight. - Simply put, autofocus is a bullet. Does not smear at all practically. This is complete nonsense, despite the fact that every single expert agrees that it is socially unacceptable to kill an elk for its crop. Before you make a purchase, you should poyuzayte, drive, and make sure it meets your requirements. Bring your camera with you to the shop so they can help you find the right lens for the job. I was taken aback by the bokeh produced by a 40 mm lens; I had assumed that it would be impossible to get the desired effect when photographing a clear landscape; nonetheless, the lens delivers. Negatives: There isn't a stabilizer. Everyone would buy it if there was just one available. 77mm filters are not even available for a low price; I spent $3200 on a strangled toad filter.