Shop Canon Extender EF 2x III Extender Lens Multi at Best Buy. Designed to extend a lenses focal length by a factor of 2x, the Canon Extender EF 2X III delivers optical performance on par with the finest Canon super telephoto lenses. {Box Contents} - Extender Cap E II There are a few pro's and con's when considering going this route. They have come so far. The 2X Extender III has nine elements and is heavier than the Extender II. However, image quality is what counts. And, that’s pretty much it. However, it work very well for the bird eye tracking in continuous AF. Price Match Guarantee. The Canon EF 2x III Extender increases the physical length of any combination it is used with by 2.08" (52.7mm) and increases the weight by 12 oz (325g). You always have to give something to gain something. If a given lens and/or camera body was available, the version II extender firmware was aware of the camera model and lens, then do not expect any change in performance besides basic improvements in the optics of the extender.Extenders come in two basic types, 1.4x and 2.0x, which each having a 1-stop and 2-stop impact on the effective aperture. The differences are sometimes subtle, but I think they're worth the expense - if only to reduce the time in PP. Thanks for the efforts and contributing to the overall knowledgebase on these issues! The Extender EF 2X III from Canon is designed for select Canon EF mount L-series telephoto lenses. Thanks for tests! martimes34, you're welcome. I've been shooting those two lenses with a 1.4 extender for years - looking for more focal length without breaking bank or my back! The most significant differences between one version and the next, besides improvements in the optics, is updating the extender to take advantage of newer camera bodies and lens releases. Canon 2x Extender Compatible with L-Series telephoto and telephoto zoom lenses The Extender EF 2x III is compatible with most telephoto and telephoto zoom lenses within Canon’s flagship professional L-series range, extending the focal length while only reducing the effective aperture of the lens by two stop. This combination get’s me to a 640mm equivalent field of view in a hand-holdable package. At best, using a 2.0x extender with older lens designs will result in having only one available AF point. The latest versions are the Extender EF 1.4x Mark III and the Extender EF 2x Mark III. Extender EF 2x III Camera Accessories pdf manual download. In addition to having an impact on effective aperture, extenders can also impact the number of available AF points. Thank you. A 2X extender turns an f/4 lens into an f/8 lens, and that's an iffy proposition, even on a 7D2. Thanks. Much the same applies to the 2x: the MkII has 7 elements in 5 groups and the MkIII has 9 elements in 5 groups: Glad I spent the extra on the Mk.3 x2 (it comes on Tuesday), I should have made that clear in my first discussion. Lisäksi automaattitarkennus ja kameran ja objektiivin välinen tiedonsiirto toimivat paremmin. Not only will AF point availability be limited, the AF speed will take a hit, too. These are the prices you pay for using an extender. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. According to Chuck Westfall (Canon USA): "As with previous EF Extenders, usage of Series III EF Extenders lowers AF drive speed to improve AF performance. If not, your test is meaningless. Extender EF 2x III. Designed to extend a lenses focal length by a factor of 2x, the redesigned Canon Extender EF 2X III delivers optical performance on par with the finest Canon super telephoto lenses. The Canon EF 2X II telephoto extender is a reasonably inexpensive way to double the focal length of some of the Canon lenses. Just the 70-200 @ 200mm and the Canon Extender Mark III Read our detailed comparison of the Canon EF 70-200 F2.8L IS III USM vs Canon EF 70-200mm f2.8L IS II USM to find out their strengths and weaknesses, and decide which one to choose. Ideal for press, sports and nature photography, the extender increases the focal length of Canon L-series telephoto or telephoto zoom lens’ by a factor of 2x, with higher AF accuracy and improved communication between camera and lens That would cost you only one stop, making your lenses a much more manageable f/5.6. I laugh when I think of the doublers back in the 1970's. Excellent sharpness and details at F/5.6 . I agree with results, mk III extenders are better than mk II. Keep on rekindling your interest in photography - just make sure that you don't catch on fire. And thanks to the IBIS, i can shoot at 1/500s and yield very stable result. Canon EF 16-35mm f/2.8L II USM Canon MP-E 65mm f/2.8 1-5x Macro Photo Macro Canon EF 180mm f3.5L Macro USM AutoFocus Telephoto Canon EF 70-200mm f/2.8L IS II USM Canon EF 70-200mm F/4L USM Canon EF 50mm f1.4 USM Canon EF 85mm f/1.8 USM Canon EF 100-400mm f/4.5-5.6L IS USM Telephoto Zoom Canon Extender 1.4 III Quantaray 18-200mm 1:3.5-6.3 Thanks again for the speedy response. Will be coupled with EF 300mm f/4 L IS and a 7D Mark II -- maybe sometimes with an EF 70-200 f/4L IS and same body. Joshua, you're welcome. The Canon Extender 2x II II is almost as sharp as the main lens. I upgraded from the 2x II to 2x III when the III first shipped. ----------------------------------------------------------------------------------------------------------------------------------------------------------. A 2X extender turns an f/4 lens into an f/8 lens, and that's an iffy proposition, even on a 7D2. Thanks. In this case, I tested the new Mk III's against the 1.4x Mk I and 2x Mk II. Canon 2X Extender EF III ~$480 The Type III version of the lens Extender doesn't do much to enhance image quality: there is a slight improvement in resistance to chromatic aberration, but … The Canon Extender EF lenses are a group of teleconverter lenses made by … The Canon 2x Extender Mark III is as you would expect from Canon. When Extender EF 2X III is used, AF drive speed is reduced by 75%. Denne extender er ideel til presse-, sports- og naturfotografering, idet den forlænger fokuslængden for Canons tele- eller telezoomobjektiver i L-serien til det dobbelte – med højere nøjagtighed i autofokus og forbedret kommunikation mellem kamera og objektiv. I’m currently shooting in the Canadian Rockies again and wildlife is all around me. Compatible with most telephoto and zoom lenses within Canon's flagship professional L-series, the Canon Extender EF 2x III is a great kit addition. Canon Extenders only fit a limited range of EF lenses – essentially L-series primes with a focal length of 135mm or more and L-series zooms with a minimum focal length of 70mm. The newest version Canon Extender 2x III has its rear element too far back so that we can't stack a 1.4x with it. This was not always the case. i haven’t used Extender II but use Extender III , both 1.4x III and 2x III , with EF 300 mm F/2.8 L II lens on 5D Mark IV body. Note: All images taken on a tripod with no filters. I know it's not an answer to your question, but I'd get a 1.4X III extender instead. So I have taken out my EF 100-400mm f/4.5-5.6l is ii usm and the 2x extender iii to try some bird in flight. Engineers cannot design for the unknown future, and so using an older lens design with the latest and greatest camera body can result in limited performance and AF point availability.The 7D2 has only one f/8 AF point, the center AF point. I have the 2XII and am totally happy with it and like it more than the 2XI I had but I think I am ok with it. White, sturdy, well built and fits like a glove. Great explanations and work doing this. The combo yield 800mm f/11 in aperture. The image quality of this extender is extremely good and maintains the image quality of the lens that is attached to. The extenders do not have provisions to update their firmware to accommodate new lenses, AFAIK. When Extender EF 1.4X III is used, AF drive speed is reduced by 50%. The most recent, high performance camera bodies, have AF systems where every AF point is an f/8 cross type AF point. Extender EF 2x III. When stacking the 1.4x II and 2x II extenders, AF sometimes will try to hunt if atmospheric heat shimmer is making the target appear to float in and out! Find low everyday prices and buy online for delivery or in-store pick-up. Canon manufactures a couple of teleconverters, which it calls Extenders. Outstanding image quality at double the distance This extender's smart design ensures no loss of lens performance or … In order to maintain backward firmware compatibility, a performance ceiling must be established. Every lens will perform differently on this extender. Why did Canon redesign it (if they did)? IQ with Extender 2xIII … Since the introduction of the 800mm f5.6, Canon changed their off-white color of their telephoto lenses. That would cost you only one stop, making your lenses a much more manageable f/5.6. Whilst I have my big Canon 200-400mm with me, I’ve mainly been shooting with the Canon 7D Mark II and the amazing Canon 100-400 f/4.5-5.6 L IS II. It delivers seamless communication among camera body, lens and extender, and features coatings to … Anyone have educated and/or experiential information relative to how much better the MarkIII EF 2X extender is than the MarkII? IQ with Extender 1.4x III is hardly affected. The lens release button on the MKIIIs is also larger than on the previous version and it feels a lot nicer under the thum… It increases the focal length of a lens by a factor of 2x while still delivering superb image quality. Initially I been surprised with 2x only but after more shots with 1.4xIII I would say they are both excellent and on any of my lenses that could take extenders. A user with something like a EF 70-200mm f/4L IS USM can add a 2x III TC and get a 140-400mm f/8 lens that will have most or all of the AF points available on their camera (depending on model). The 2x III grew 2.6 oz (75g) heavier than, and is.21" (5.3mm) shorter than, the Canon EF 2x Extender II it replaces. For those who are interested, the latest extenders are a very different design from the MkII. Unlike the original 6D, the Mark II will give you some use with f/8 combinations in the same was as the 80D. Canon 2X Extender EF II ~$320 The Type III version of the lens Extender doesn't do much to enhance image quality over the Type II version: there is … *When Extender EF 1.4x III is attached, the lens maximum aperture will be reduced by 1 stop. There wasn't much info about the AF speed for EF lens. The older 1.4x TC is 5 elements in 4 groups but the new one is 7 elements in 3 groups. All the newMKII IS super-telelenses from Canon feature this new coloring so the MKIII extenders have been updated to match both the color and also the very slightly smoother design aesthetic of these lenses. To ensure the best possible image quality in all shooting conditions, it combines redesigned optics, improved data communication between lens and camera and enhanced environmental protection. Presuming you're using a top super tele ( 300/2.8 , 400/2.8 , 500/4 , 600/4 and 800/5.6 specifically), the results should be excellent. Also for: Extender ef1.4x iii. View and Download Canon Extender EF 2x III instruction manual online. I also have a Pro 1.4 that with the 135L is excellent but I wouldn't mind trying out the Canon III at this point, if nothing more for my 200L f2. Extender III TCs have been redesigned and have more elements, florine coating and a new computer chip. I am also much happier with new build on 1.4 since I use to damage mk II and it cost me some $ to repair. I found the 2x III offers worthwhile improvements (on my EF 500/4L IS) with sharpness at … It is ideal for photojournalists and … I know it's not an answer to your question, but I'd get a 1.4X III extender instead. Extender EF 2X III meets necessary standards in terms of rugged, dustproof and water-resistant construction, and should be in every professional's camera bag. Canon EF Extender 2x Mk II vs. Mk III I'm pleasantly surprised to find that both of the new Canon EF Extenders (1.4x and 2x) are usefully better than their earlier versions. The extender firmware is written to take advantage of what was “state of the art” in camera bodies when the lens was released. Thanks ....Rich. Even at F/4 IQ is very good. Although, I sometimes I feel like I'm on fire, when I'm shooting 'in the zone'. Stills (Canon EOS 5D Mark IV Only) Canon EOS 5D Mark IV Results. Did you microadjust the AF for each extender/lens combination? Multiply the focal length of your 135mm or longer lens by 1.4x without sacrificing image quality with the Canon EF 1.4x II extender. Archive 2011 · Extender 2x Mk II vs. 2x Mk III. Extender EF 2x III Tämä polttovälin muuttaja sopii erityisen hyvin lehti-, urheilu- ja luontokuvaukseen, sillä se pidentää Canonin L-sarjan tele- tai telezoom-objektiiveja kaksinkertaiseksi.