Canon EF 24-70mm f/2.8L II USM
Canon EF 24-70mm f/2.8L II USM

Ring USM, high-speed CPU, and image ptimized AF algorithms for fast auto focusing. Optimized lens coatings for exceptional color balance and minimal ghosting, florine coating on front and rear lens surfaces to reduce smears and fingerprints. New optical design utilizes 1 Super UD lens element and 2 UD lens elements to minimize chromatic aberration in the outer area at wide- angle; as well as eliminates color blurring around the edges of the subject, for images with high resolution and contrast. Combines 2 types of aspherical lenses to reduce spherical aberration, and achieve high image quality across the entire screen area and throughout the full zoom range. Zoom lock lever locks the zoom position at the wide end for safe transporting

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If you care about your image quality, you will quickly get over this downside after reviewing your results. means "electronic focus," meaning that there is an autofocus motor in the lens itself. It's all metal; not some plastic-bodied piece of crap. Shot with a lens profile, there are no lateral color fringes. Autofocus, Image Stabilization, automatic aperture control and full and complete EXIF data transfer all work flawlessly, which means they work exactly as if they were native EF-M lenses. The front section of this new lens is all plastic, and if you try to wiggle it when extended, a very little bit of wiggle is normal. Highly resistant to dust and water, enabling shooting even in harsh and rigorous conditions. This means autofocus is almost silent, and that you can grab the big focus ring for instant manual focus override at any time. Be sure to read the and, if you are using an EF-S capable body, the before making your decision. Indoor and low light photographers are often working in similar conditions as wedding photographers and photojournalists. To focus in the range, turn the zoom ring and move the camera for coarse adjustments. Enough air pumps through the back of this lens that sometimes I can feel a little bit blowing on my eye as I zoom back to the wide end. They run great but you simply have to expect a bit of bugginess. Sadly, Canon cheaped-out and the filter threads are plastic, so be careful not to cross-thread. This is often a problem with fast normal or wide lenses. Only move the AF-MF switch if you want to disable the camera from auto focusing. This Canon EF-M Mount Adapter lets any EF or EF-S lens mount and work perfectly on EOS-M cameras. Canon's EF lenses have always communicated, focused, stopped down and operated purely electrically, so it's no big deal that Canon was able to engineer this adapter to let the big lenses work flawlessly on the smaller cameras. only means as expensive as L; it means nothing technically. So, using a better lens will usually result in better post-processed images. It has instant manual-focus override: just grab the focus ring at any time. Autofocus works in the MACRO mode, but it only works over a limited range. Firmware on the Fotodiox and Viltrox adapters is not user-updateable. Image jumps severly when focusing, so I do NOT recommend this lens for video. For the still subjects I shoot, it's almost instantaneous. Most primes and L lenses are noticeably better than consumer zooms. Overall AF performance was fairly comparable, yet each of theses three adapters performed slightly better with certain lenses. Auto/Manual Switching Just grab the focus ring at any time for instant manual-focus override. Menu > Custom Settings > AF System The Phase Detection AF setting allows you to shoot in continuous AF-C mode with choices of Wide, Center or Flexible Spot Focus Areas. To move the ring into the mode, push and hold the switch toward while rotating the ring to the range. As covered above, all data, Image Stabilization, apertures and autofocus all work perfectly with this adapter. Yes, there is complete electronic communication for the diaphragm to work. As this page is copyrighted and formally registered, it is unlawful to make copies, especially in the form of printouts for personal use. Manual focus override in One Shot AF mode allows precise manual focus even in AF mode. If they did not make contact on first try, I remounted the adapter at least two more times. It costs you nothing, and is this site's, and thus my family's, biggest source of support. It also adds a fairly useless macro mode that gets down to nearly life-size, but requires you get so close that you can't light your subject. The AF motor hums very slightly if you're shooting in silence and you'll hear some internal sliding. A zoom lock lever locks the zoom position at the wide end for safe transporting while attached to an EOS DSLR camera over the shoulder. Zoom lock lever locks the zoom position at the wide end for safe transporting This free website's biggest source of support is when you use these links, especially these links directly to it at Adorama or at Amazon, when you get , regardless of the country in which you live. These places have the best prices and service, which is why I've used them since before this website existed. Sunstars help an image tell the viewer just how bright the points of light are, since a photo can't otherwise reproduce the effect of a light or brilliant reflection shined in your face. The slide in question did not mention specific focal lengths, likely to help prevent what I’m typing right now. The second of the two remains a mystery at this time. To return to the usual zoom range, push and hold the switch toward while rotating the zoom ring to the usual zoom range.

Canon EF 24-70mm f/ USM Lens Review

Especially with its large lens hood, this lens is not small - or light - when used as a walk-around lens. The retailers I recommend below are the ones I trust for my own purchases It has one Super UD lens element and two UD lens elements that minimize chromatic aberrations in the periphery at wide-angle, as well as reducing color blurring around the edges of the subject.

: Canon EF 24-70mm f/ II USM Standard Zoom.

This only works to adapt traditional Canon EF and EF-s lenses to Canon's new EOS-M series of cameras. Flare and ghosts are very well controlled, but if you push it, you will get a green dot or two. Vignetting improves as the focal length increases and the aperture is narrowed. You expect to get what you ordered and you want to pay a low price for it. Does not rotate and doesn't move with focus, but does move in and out with zooming. Fluorine coating on front and rear lens surfaces reduces smears and fingerprints. You can sell the lens later, but those precious family moments will never be back. Turn it OFF only if on a very sturdy tripod, or for long time exposures. Canon knows others will come out with copy-crap products, and this one is built like a tank as it should be. Its sharpness varies very little from center to edge and stays about the same with aperture. In addition, two types of aspherical lenses are combined to help reduce spherical aberration over the entire image area, as well as through the full zoom range. MSD Premium Samsung Galaxy S7. I had to tighten the lens mount screws on the Viltrox repeatedly over the course of testing. The "Macro" mode isn't very useful because the subject has to be so close to the lens that the lens blocks the light. The zoom and focus rings are made of rubber-covered alloy, which feels very solid. The serial number is engraved in black on the barrel near the camera's mount. Combines two types of aspherical elements to reduce spherical aberration, and achieve high image quality across the entire screen area and throughout the full zoom range. Of course autofocus performance is limited by the EOS-M cameras. What dots you see where will vary with focal length setting and the position of the light source in your image.

Canon EF 24–105mm lens - Wikipedia

This lens makes a loud mechanical sound while focusing. Macro modes are good when they let us get extra close, but in practice they were and are a pain because we had to stop what we were doing and jack with them to get what we want.

But electronic functions like aperture control are supported and lens data is recorded in metadata. There is bright fluorescent warning when you flip-on the zoom lock. If you find this page as helpful as a book you might have had to buy or a workshop you may have had to take, feel free to help me continue helping everyone. I'm very pleasantly surprised: even though Canon claims "rounded," which usually kills any sunstars, I see sunstars at moderate and smaller apertures under the right conditions. means that it adapts these lenses to an EOS-M camera attached to the back. As a "pumper" zoom that pumps in and out as zoomed, the air has to come and go somewhere. With that, we are also seeing a lot of sample images and sensor talk. Ring USM, high-speed CPU, and optimized AF algorithms for fast autofocusing. Internal focus: nothing moves externally as autofocused. Acknowledgements: Huge thanks to my friends at B&H Photo, Menashe Wodinsky, Abe Curland and all the nice folks behind the counter in the new and used departments at B&H for their assistance in compiling this report. The has a helpful focal length comparison that includes this range. If you've gotten your gear through one of my links or helped otherwise, you're family. I've greatly exaggerated this by shooting a flat gray target and presenting it against a gray background. Nine-blade circular diaphragm delivers beautiful, soft backgrounds. In this article, we’re taking a look at what this might mean for your images. Coma, or saggital coma flare, is when points of light in the corners turn into batwing-shaped blobs. You have to let the AF system focus for you at infinity.

Canon 24-70mm f/4 L IS Review -

One of the big white lenses could logically be the. If you’re buying new, make sure you get the latest T version. Sometimes you will get a bit of a dot in the middle of the blur circle, an artifact of the aspherical design. On a full frame body, group, environmental and moderately tight portraits work best. Yes! Perfection! Focus shifts slightly as zoomed, so focus after zooming. So if you have the original Smart Adapter IV and you’re happy with the anti-reflective capabilities, there is absolutely no AF performance gain by upgrading. Ignore the macro mode; you have to get so close that you'll block your light. Yes, there is complete electronic communication for AF to work. They went away when lens designers figured out how to get good macro performance at all settings, so we no longer needed the restrictive macro mode switches. and Electronic Functions Unless otherwise specified, these Smart Adapters provide electronic aperture control, record the lens metadata, and transmit focal length to SteadyShot. It's great people like you who allow me to keep adding to this site full-time. Every other camera maker's adapters are kludges which lose a lot of features since the older lenses being adapted use more primitive technology than Canon's EOS system.

Sony a7RII Canon EF Smart Adapter Tests

The sample I bought certainly has no zoom creep, so I'm perplexed as to why it has a zoom lock. This new lens also adds Image Stabilization to make up for its slower speed, which helps for still-lifes but does nothing for moving subjects. The previous release of “big whites” saw two releases in pairs Type the characters you see in this image: Try different image This free website's biggest source of support is when you use these links, especially this link directly to it at Adorama or at Amazon, when you get regardless of the country in which you live. The focus and zoom rings are nicely-sized and operate smoothly. The biggest help is when you use any of these links when you get regardless of the country in which you live. Forget the Macro mode, it's a pain and gets so close you block your own light. Laser engraved into the bottom of the plastic lens barrel. Likewise, copy products will never feel as good, work as smoothly or be as well built. • To turn off all IS, hold down the WO button on the adapter while switching the lens’ IS OFF. More specifically, a bulge in the middle of the frame.

Canon EF 24-70mm f/ IS USM Standard Zoom Lens

For consistency, all testing was done under interior lighting, which is a nice midpoint between full daylight and dimmer-than-a-coal-mine. I can't vouch for anything if you buy from a local store or chain where you never really know who's opened and played with your lens before you buy it. Nikon WU-1a Wireless Mobile Adapter. Video AF will not match these results because unlike E-mount lenses which are designed to perform well in both Still and video, DSLR lenses are not designed for video AF. The native EOS-M lenses are much smaller than any other lens used with this adapter. New optical design utilizes one Super UD lens element and two UD lens elements to minimize chromatic aberration in the outer area at wide-angle; as well as eliminates color blurring around the edges of the subject, for images with high resolution and contrast. I found that Fotodiox and Viltrox can over-compensated for image shake. Unlike Metabones, firmware updates are not possible with either of these adapters – so what you buy is what you get. I’ve tested both AF-C and AF-S with a wide range of Sony A-mount lenses using Canon smart adapters and in all my tests I found best performance was achieved using the default setting of Phase Detection AF. AF occassionally stalled with Fotodiox and Viltrox. The biggest detriment to sharpness will be a lack of proper vision and technique, never this lens. TESTING NOTES Smart adapters are a lot like vintage sports cars. It's a copy of Nikon's newest caps and much improved from Canon's previous caps. Aaweal ACK-E18 AC Adapter Kit +. In AF, just grab the ring for manual focus override. Wide open camera settings do not change with the focal length - allowing the photographer to focus on getting the job done.

Canon EF lens mount - Wikipedia

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