Canon EF 24mm ƒ/1.4 USM II ~$1,700 Much more expensive than the 24mm ƒ/2.8 IS USM, the 24mm ƒ/1.4 offers a faster wider aperture, but doesn't have the image stabilization of the newer lens. A real veteran in Canon’s line-up, the Canon EF 50mm f/1.4 USM lens is 25 years old. It’s only about half the physical length of competing Sigma and Zeiss 50mm lenses, and just a third of the weight. That’s naturally a good thing for all of us who don’t like being weighed down by big, heavy lenses. Canon EF-S 10-22mm f/3.5-4.5 USM SLR Lens for EOS Digital SLRs — $599.00 (List Price $649) Rokinon AF 24mm f/2.8 Wide Angle Auto Focus Lens — $216.26 (List Price $399) *Deals are selected by The Canon EF 17-40mm f/4L USM Lens is a staple for most photographers. and I could 100% recommend buying this if you don’t already own a lens wider than 24mm. Lifetime Review: Canon EF Versus the RF 100-400mm IS USM. Canon RF 100-400mm f/5.6-8 IS USM. Like most companies, Canon announced this huge, expensive RF 100-500mm L IS first, so that all the rich people who wanted to buy one would, and so that all the people who wanted a long zoom for their EOS-R series camera bought it if they could afford it. When I first heard about the Canon EF 11-24mm f/4 L USM, I couldn’t help but think of the famous “Spinal Tap” scene: “these go to 11!”. It’s a hefty lens with a hefty price tag, so I MTF (resolution) The EF 24mm f/1.4 USM L showed two different souls in the lab. The center performance of the lens already good to very good at f/1.4 increasing to superb resolution figures from f/2.8 onwards where it easily reaches and probably exceeds the resolution limits of an 8mp sensor. Unfortunately the borders aren't quite as good. Lens Reviews - Canon EOS Canon EF 35mm f/1.4 USM L II Canon EF 85mm f/1.4 USM L IS Canon EF 11-24mm f/4 USM L Canon EF 16-35mm f/2.8 USM L III Canon EF 24-105mm f Ky1gpLS.