Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. You are using an out of date browser. Free shipping for many products! That would cost you only one stop,making your lenses a much more manageablef/5.6. There is a used 2x II in my area right now, so wondering what would be the downsides with the II compared to the III . Apart from that though there is little difference on the outside. Why did Canon redesign it (if they did)? Just as it did when I was shooting at Le Mans. Specifically, Canon suggests that AF drive speed is reduced by 50% when using the 1.4x Extender. What follows here is some commentary and observations on this experience. (and this is of course only true when you do not want the entire native lens' FOV). So if youre looking for a way to extend the reach of your lenses, the Canon 1.4 Extender III is definitely worth considering. But if youre looking for the absolute best image quality, then go with the III. Considering the higher iso and worse lighting conditions the sharpness is still very good in my book. The following lenses are compatible with the EF 1.4x II and EF 2x II extenders: EF 70-200mm f/2.8L; EF 70-200mm f/2.8L IS; EF 70-200mm f/4L; EF 100-400mm f/4.5-5.6L; EF . Image editing and C&C always OK It makes your 70-200/2.8 into a 100-300mm f/4, or your 300mm f/2.8 into a 420mm f/4. The slight difference in color can be seen with the MKIII extender and this 500mm f4 L IS New larger lens release button on the MKIII versions MKIII on the left and MKII on the right. Add the Canon EF 2x III Extender to the setup for a 360mm 2:1 (2x) Macro lens. F8 is definitely a sweet spot though in these examples. The lens and extender combo can always be used in manual focus mode, but a narrow max aperture (f/11 for the f/5.6 lenses) The slight difference in color can be seen with the MKIII extender and this 500mm f4 L IS, New larger lens release button on the MKIII versions. Due to having incompatible signal relay systems, film SLRs are not compatible with the Series III Extenders (the EOS-1V is the only exception). Whats worth noting from this example is that the overall light level is much less. The Canon Extender EF 1.4x II. The mounted extender also shifts the lens weight forward slightly for a potential change of balance. Note that barrel distortion causes the center portion of the image (top image in the ISO 12233 tool) to be slightly enlarged, Another thing to keep in mind is that your autofocus system may not work as well with an extender attached. You always have to give something to gain something. 1.4 extender I vs. II vs. III 12 posts, 1 page 1 AntonLargiader Goldmember 2,570 posts Gallery: 1 photo Likes: 250 Joined Oct 2010 Location: Charlottesville, VA More info Mar 08, 2011 08:44 | #1 There's a MkI for sale near me. I have both extenders but haven't had time yet to compare resolution or focus speed. And I'm sure that not everyone can justify the cost difference to go with the 2x III over the 2x II. At best, using a 2.0x extender with older lens designs will result in having only one available AF point. The Canon EF 2x III Extender reduces contrast and sharpness 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. Take from that what you will, but to me is says Canon are very proud of their performance. The latest versions for DSLRs are the Extender EF 1.4x Mark III and the Extender EF 2x Mark III. In the Fall of 2010 Canon announced the introduction of new MKIII extenders to replace the previous MKII versions. kenko auto tubes , EF 25. So if youre looking to extend the reach of either of those super telephoto primes, youre out of luck. Two additional lenses in the same number of groups (9/5 vs. 7/5) are found in the III (and likely contribute to the slightly increased weight). Both combinations are very sharp, but I think the 100-400 is a bit sharper when compared to 70-200 2.8L II + extender 2x III, noticeable if you use . to all of the current extender-compatible lenses. Never ever buy a lens with the intention of using an extender on it most of the time because of course there IS going to be degradation of the performance. My overall impression of the new MKIII 1.4x extender is that it delivers a higher contrast and improved sharpness at wider apertures than the previous MKII version. The difference between the II and III is quite small as other's have pointed out and you'll be saving a fair amount of money especially if you pickup one a used one. After a few hundred images, I decided to send the Mark III back for a refund. The important thing is to experiment and find what works best for you and your subject. And, as shown in my Canon EF 2x III Extender review examples above, the I have the 70-200mm f/2.8L IS II USM lens, so after reading the replies I think I've decided on the 2x III. Ultimately, whether or not the Canon 1st 4 extender is worth it depends on your specific needs and situation as a photographer. But theres more to it than just focal length. 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. RF Lenses or EF/RF Drop-In Filter Adapter . Both have their pros and cons, but which one is the best? IMG5 = new Image(604, 404) When it comes to finding the right camera gear, compatibility is key. There is only a very small improvement over the MKII versions and its only noticeable in certain situations. zoom L lenses with at least 70mm of focal length on their wide end (the Canon EF 70-300mm f/4-5.6L IS USM Lens excluded). Better optical quality is also expected. Thanks. 5 ~ 4 . In addition to having an impact on effective aperture, extenders can also impact the number of available AF points. 180mm f/3.5L Macro USM Lens: Yes I'd suggest getting the 1.4II. He's probably planning to use it with his 70-200. The Extender EF 1.4X III from Canon is designed for select Canon EF mount L-series telephoto lenses. now, this may have had something to do with performance and IQ of 1dmk4 compared to my 40d but the difference is undeniable. So, if you're only considering a 1.4x TC, and don't plan to buy any of the newer telezooms, I'd go with the II. In the above photo the car is coming at me at at least 150MPH. TS-E Lenses: All If youre a Canon user, then you know that the 1.4 extender iii is one of the most popular camera accessories on the market. IMG8 = new Image(604, 404) So again, with the mirror-less bodies, none of the AF advantages of the MKIII t-cons are manifest. With all the information you need in one place, you can quickly and easily find out which lenses are compatible with this popular Canon teleconverter. Were certainly not talking leaps and bounds in improvements here but I feel that there is definitely an improvement that can be noticed to someone who has shot a lot with the older MKIIs. Canon 5D Mark III (x2), BG-E11 Grips, 7D (x2) BG-E7 Grips, Canon Lenses 16-35 f/4 L IS, 17-40 f/4 L, 24-70 f/4 L IS, 70-200 f/2.8 L IS II, 70-200 f/4 L IS, 70-200 f/4 L IS Version II, 100-400 f/4.5-5.6 L IS Version II, TS-E 24 f/3.5 L II, 100 f/2.8 L Macro IS, 10-22 f3.5-4.5, 17-55 f/2.8 L IS, 85 f/1.8, Canon 1.4 Extender III, 5 Canon 600 EX-RT, 2 Canon ST-E3 Transmitters, Canon PRO-300 Printer. The Canon EF 2x III Extender mounts between your Canon EOS Digital SLR and a compatible lens A microcomputer integrated into the Series III Extenders promises faster autofocusing and increased AF precision That can be very useful for wildlife or sports photography when you want to get just a little closer without spending money on an entirely new and longer lens. (and maybe 90D, don't have first hand knowledge there) - You also needed a compatible lens: Version 2 IS telephotos, and version 2 IS zooms- Of course, you needed to use the MkIII T-Cons.Substitute any part of the chain, and AF brakes would be applied. In fact when the 1.4x II was released, it was said that weather sealing was added, superior optical coatings, but the lens assembly was unchanged. Heres a breakdown of the two options to help you make a decision. 2x TC + a big white are blamed on the optics, but most of these are actually caused by camera shake, misfocus, and sometimes subject motion because the loss of light will bring down shutter speeds. The biggest difference you see when swapping from a 1.4x to a 2x extender is the instant change in AF tracking accuracy. 1st it's a hobby The 2X imparted a much bigger hit on AF speed than the 1.4x. (again, use the mouseover feature) usually improves the image quality of both the bare lens and the extended lens combination. But, Canon does not recommend using ETs at all due to reduced autofocus accuracy. Stopping the lens down one to two stops CANON 5D MK3, EF 24-70mm 2.8 L, EF 70-200mm 2.8 IS L II, EX580 II. ABOVE: Captured with EOS 7D Mark II, EF 300mm f2.8L IS lens with Kenko Teleplus HD DGX 2x teleconverter at 600mm. Because the Canon EF 2x III Extender is multiplying the aberrations/flaws of the lens it is mounted behind by 2x and because there are now 9 135mm f/2L USM Lens: Yes In any case, the camera will compensate the exposure automatically. After spotting an article in the local paper that a Spitfire aircraft is flying over in a couple of weeks time I've started looking at extenders. Starts improving from F/6.3 onwards till F/8.This leads to high ISO but used with R5 or R6 this will not lead to noise issues as these two mirrorless bodies handle high ISO very well as being reported. Don't be a stranger - register now and start posting! Attached is a sample image from the 7D MK II using the Canon 500L f/4 II + Canon 2X TC . Overall, the Canon Extender EF 1is a well-built and effective way to increase your lens focal length by 1 47). They use the same high quality glass, antireflection coating, build durability and weather sealing as Canon's most expensive $14,000 lenses. It increases the focal length of the lens by 1.4x, allowing you to capture subjects that are further away than before. To use extenders effectively though you have to understand their strengths and weaknesses. Canon extenders simply do not fit behind the rear lens element on Canon's non-extender-compatible lenses. The only advantage would be in the weather sealing arena. Take this a useful guide but not necessarily gospel! We hope you find this chart helpful! This one used an EOS 5D Mark III + EF 1.4X III + Sigma 120-300mm f/2.8 DG OS HSM Sport: Both of the following images were captured using a Canon EOS 6D + EF 2X III + Sigma 120-300mm f/2.8 DG OS HSM Sport. Don't be a stranger - register now and start posting! For example, a 2x extender (also commonly referred to as a teleconverter) makes a The new mark iii 1.4x teleconverter is head and shoulders above the previous versions. I own the 1.4x II and III, AF improvement alone makes the 1.4x III worth the cost. Pretty stunning really ! A step up!! Its a better lens in every way. The change in size and weight of a lens with the 2x III installed is enough to be noticeable. Diameter x Length, Weight Autofocus with Canon 1.4 Extender - Series II vs. Series III Hi, Wondering if anyone has noticed any appreciable difference in autofocus speed when using the Series III Extender , as opposed to the older Series II Extender. The biggest downside to using a 2x extender, in my opinion, is the image quality reduction it causes. Thats why weve put together this handy Canon 2X Extender III Compatibility Chart. Heres a full list of compatible lenses for each Canon 2x extender: by Dan Carr | Aug 29, 2011 | Gear Check, Lenses. -EF 100-300mm f/5..6L USM 03/30/2023: Product Advisory for EF50 F1.2 L USM. 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