Canon 2570A004

Buy cheap Canon EF 75-300mm f/4-5.6 IS USM Telephoto Zoom Lens for Canon SLR Cameras. Canon 2570A004 The difference is that it uses a DC motor instead of a USM to drive the AF. 75-300mm Zoom Lens , F/4.0-5.6 and Image stabilizer.The optical system, construction, and exterior are the same as the EF 75-300 mm f/4-5.6 III USM’s Canon EF 75-300mm f/4-5.6 IS USM Telephoto Zoom Lens for Canon SLR Cameras 75-300mm Zoom Lens , F/4.0-5.6 Canon EF 75-300mm f/4-5.6 IS USM Telephoto Zoom Lens for Canon SLR Cameras ... Learn more »

Canon 2570A004 Review: Canon EF 75-300mm f/4-5.6 IS USM Telephoto Zoom Lens for Canon SLR Cameras. I shot a roll of a film with a newly purchased 75-300 IS and returned it shortly afterwards. I was satisfied with the image quality (although it could be sharper at the 300mm end), however I found the performance of the lens to be unacceptable. The focusing speed is WAY too slow. For those of you who don't already know, there are TWO kinds of USM motors. One of them is very fast and allows focus override, one of them is very slow and does not ... Read more »

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