Product Details. Canon EF 75-300mm f/4-5.6 III Lens offers great optics. Offering Super Spectra coating, this feature has been applied to individual elements to reduce lens flare and ghosting in order to achieve high contrast and accurate colours. This lens offers a seven-blade diaphragm to produce smooth and pleasing bokeh. The sleek EF 70-300mm F/4-5.6 IS II USM features an impressive focal range and fast, whisper quiet Nano USM for wildlife and sports Capture the action in stills and movies Canon Group In the case of both the Tamron and Canon lenses the image is slightly sharper in the center of the frame and the image at the corner of the frame shows some chromatic aberration. Tamron 70-300/4-5.6 Di VC USD at 300mm Canon EF 70-300/4-5.6 IS USM at 300mm. There's not a huge difference between these images, especially in the center of the frame. Discuss in the Canon SLR Lens Talk forum. Manufacturer description: The optics of the EF 90-300mm f/4.5-5.6 are based on those of the EF 75-300mm f/4-5.6 III and the optical performance is similar. However, the AF drive pattern has been optimized for the EOS 300V, giving a faster AF speed. Also, a new AF algorithm has been developed. Affordable high magnification. The powerful, yet reasonably priced, EF 70-300mm f/4-5.6 IS USM will appeal to nature and sports photographers looking to achieve sharper images when shooting handheld. When fitted to an EOS camera containing an APS-C sized sensor, the lens gives an angle of view roughly equivalent to a 112-480mm lens on a full A lightweight glass material was used for the first element group – the heaviest group in the optical system – to reduce operational load during autofocus operation. Combined with the micro USM, the autofocus is quick and quiet. The slim exterior and smooth zooming makes this lens a delight to use. Filter size: 58mm. Maximum aperture: f/4 oOPcA. The Canon EF 70-300mm f/4-5.6 IS USM lens was the second telephoto zoom I had purchased, after not being happy with the cheaper Canon EF 75-300mm f/4-5.6 III USM that I bought earlier. You know what they say, buy cheap, buy twice. The Canon EF 70-300mm f/4-5.6 IS USM lens is definitely worth the extra $300. A high-performance zoom lens that covers a popular focal length range and provides up to four f-stops of stabilisation plus attractive bokeh.Canon announced the EF 70-300mm f/4-5.6L IS USM, on 26 August, 2010 in the lead-in to September's Photokina Trade Show. Targeted at professionals and advanced amateur photographers it's surprisingly compact for its specifications and usable with all of Free Shipping On Orders Over $75. Call a photography expert: 1-770-333-4200. Description. The world's first interchangeable lens with a built-in image Stabilizer (IS), the new Canon EF 75-300mm f/4-5.6 IS USM lens - designed exclusively for Canon EOS cameras, dramatically reduces the chance of a blurred photograph due to camera motion ("shake Canon EF-S 17-85mm f/4-5.6 IS USM User Reviews. 7.8/10 average of 64 review (s) Build Quality 7.7/10 Image Quality 7.3/10. Write your own review! 2 out of 10 points and not recommended by Review manufacturer specifications and detailed lab measurements for the Canon EF 100-300mm f/4.5-5.6 USM Lens. Compare the specs and measurements of this lens with other lenses. Canon EF 75-300 mm f/4-5.6 III Canon EOS 400D/Digital Rebel XTi/Kiss Digital X F/5.6 Focal length:255 ISO:400 Shutter speed:1/250

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