It gives you beautiful bokeh even at f/11, but also means that you will be grateful for any autofocus (AF) help that you can get! Super telephoto lenses, by nature, have a shallower depth of field. ![]() Yes, you still can enjoy fast, accurate autofocusing Key #2: Autofocus is (still) possible at f/11 Use ISO AUTO mode to achieve the correct exposure via ISO speed adjustment. * As the aperture is fixed at f/11, when shooting in Av, Tv, P and Fv modes, the camera will not be able to adjust the f-number to compensate for other exposure settings. In fact, the benefits of a fixed f/11 aperture outweigh the cons: no aperture adjustment mechanism means you get a lighter, smaller lens that is much easier to carry around.ĮOS R/ RF800mm f/11 IS STM/ FL: 800mm/ Aperture-priority AE (f/11, 1/125 sec)/ ISO 1600/ WB: DaylightĪt f/11, not only you can capture your subject in sharp detail, it is also perfectly possible to achieve a beautiful, creamy background blur. While you wouldn’t be able to adjust the aperture setting to change the depth of field, in actual use, f/11 is sufficient for many scenes, especially when paired with the excellent low light capabilities of the EOS R cameras. But the excellent noise reduction capabilities of the EOS R system ensure that high ISO speed image noise is nearly non-existent. With a narrower maximum aperture, you will find yourself shooting with a higher ISO speed more frequently. It makes the lens so much more portable, you’d use it more than you think! As a result of their efforts, both the RF600mm f/11 IS STM and the RF800mm f/11 IS STM are around 70% lighter than the existing EF counterparts, and are substantially shorter and smaller even when fully extended.į/11 is capable of excellent photos in many scenes ![]() The retractable lens barrel design (which includes a locking mechanism): Users extend the lens barrel to shoot, and retract it for storage.īuilding on these fundamentals, the Canon lens developers took advantage of three different features to make a smaller, lighter lens design possible. ![]() The characteristics of the RF mount: The large mount diameter and short flange focal distance maintain image quality at a high level. There are two important base features that laid the groundwork for these radical new lenses: How did Canon manage to achieve them not one, but two lenses? “Affordable”, “lightweight”, and “compact” are usually the last words anyone would use to describe a super telephoto lens. Designed to make the joy of super telephoto photography more accessible to enthusiast photographers, these lenses are set to be the new must-haves especially for those who love photographing wild birds, wildlife, airplanes and sports!Īt 600mm or 800mm, you will be able to capture close-ups of candid facial expressions on cautious wild animals, raw emotions on the faces of athletes at the peak of sporting action, or even airplanes flying high in the sky.ģ keys to an affordable, compact, lightweight design Up to now, super telephoto lenses have hardly been associated with the words “compact”, “lightweight”, and “affordable”, but this is set to change with the RF600mm f/11 IS STM and RF800mm f/11 IS STM. Impressive close-up shots, made more accessible than ever Unbelievably compact, lightweight, and wallet-friendly, the RF600mm f/11 IS STM and RF800mm f/11 IS STM are set to bring the joys of super telephoto photography to more people than ever. File Explorer will do fine if you don’t have a third-party program, since it is perfectly capable of extracting ZIP files.ĭownload Activate-Windows-Photo-Viewer-on-Windows-11ĭouble-click the ZIP file named “Activate Windows Photo Viewer 11” to open it up, then look for the REG key named “Activate Windows Photo Viewer on Windows 11.reg.On 9 July 2020, Canon announced two new super telephoto prime lenses for the RF mount. RELATED: The 7 Best Registry Hacks for Windows 11ĭownload the zipped REG files using the below link, and then open the ZIP archive in your favorite archiving program. In Windows 10, Windows Photo Viewer could be re-enabled using a registry hack - it turns out that the exact same registry hack works on Windows 11, too. The software is still included in the operating system, but it is completely disabled. There isn’t normally a way to use Windows Photo viewer in Windows 11. How to Enable Windows Photo Viewer on Windows 11 Here’s how you can enable Windows Photo Viewer. If you want to keep using it, you can - it isn’t even hard. Despite being ancient in software terms, it still holds up pretty well in Windows 11. ![]() Windows Photo Viewer was first released with Windows XP.
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