These Canon lens filter size charts list the lens diameters for Canon RF, EF, EF-M, and EF-S lenses. EF 24-70mm f/4L IS USM: 77mm: This site is where I test Lenses marked with an asterisk support smooth iris. Sony NEX cameras cannot display aperture values beyond f/1.0. If a f/1.2 Canon EF lens is used with Speed Booster ULTRA the resulting aperture is f/0.9 but the camera body displays the original aperture f/1.2 to the camera body. i.e, lenses slower than f/1.4 report boosted aperture to camera body; lenses at or faster than f/1.4 report At 70mm the 24-70 f/4 IS shows even more strength, sharper in the center and off-axis, and with less astigmatism. Tamron 24-70mm f/2.8 Di VC USD. The Tamron gives you a f/2.8 aperture option along with similar Vibration Control at a similar price point to the Canon 24-105mm, but again you give up the extra range. Canon EF 24-70mm f/4 L IS USM Lens Sigma 24-70mm f/2.8 EX DG HSM Lens Canon EF 24-105mm f/4 L IS USM Lens Tamron 24-70mm f/2.8 Di VC USD Lens Canon EF 24-70mm f/2.8 L II USM Lens. The same lenses are shown below in their fully extended states with their lens hoods in place. The Sigma remains the smallest or near-smallest even in this comparison. The EF 24-105mm f/4L IS II USM improves upon the first version of the lens, but isn't the best 24-105mm available for the Canon system. Canon EF 24-70mm f/4L IS USM. How We Test Editorial Tamron SP 24-70mm F2.8 + EOS 5D Mark II : 50 mm f/8. Test complet du Canon EF 24-70 mm f/4 L IS USM sur DxOMark le Canon 24-70 mm f/4 L IS USM se positionne comme une alternative intéressante The review can be accessed here, the lens flare test is here. Adorama's product description: The Canon EOS 24-70mm f/4L IS USM is designed for full-frame DSLRs like the Canon EOS 6D. With 2 aspheric and 2 UD elements, the EF 24-70mm f/4L IS USM is said to deliver high- quality images with excellent detail throughout the entire zoom range. Canon EF 24-70mm F/4L IS USM. General info. Optics. Aperture. Focus. Benchmarks. 86 points. vs Add to comparison. $559. Tamron 70-300mm f/4.5-6.3 Di III RXD. General In the Canon lineup, the 200mm f/2.8L seems to be one of the better choices. Although Jerry rates the Nikon 180mm f/2.8 ED as slightly better. I got an "ugly" Nikon 180/2.8 ED manual focus (it has a ding on the rear element!) for well under $150. gZEa.

canon ef 24 70mm f 4l is usm test