With the 5D Mark IV's new AF system, all AF points are active with with an f/8 lens, so I still get great compositional flexibility. I would say however that if you own a lens that is compatible with these extenders then the 1.4x is well worth having, It can produce some truly excellent images. Improvements in the Series III extenders promise to perform especially well on these specific lenses. In these lighting conditions though there is a noticeable drop in the number of tack sharp keepers but the rate is still reasonable. One I took things up to about f10, or f11 the new one was really not a lot, if any sharper but the ability to shoot at a wider aperture and still get good results is greatly appreciated. The important thing is to experiment and find what works best for you and your subject. The 2X imparted a much bigger hit on AF speed than the 1.4x. Just before I left for the trip I picked up both the 1.4x and 2x MKIII extenders and I took them with me, along with my MKIIs to get a feel for them. Comparing Canon's 300mm f2.8 Ls - MKI Vs MKII, Unboxing the Canon 200-400 F4 L IS 1.4 Ext, Checking Out The New Canon 50mm f/1.8 STM. A 2x extender will decrease your maximum aperture by 2 stops. Here are some things to keep in mind when using this popular teleconverter: Again, to my eyes, improvement has been minimal. This was not always the case. Canon EF 400mm f/4.0 DO IS USM Lens EF 300mmf/2..8 L USM I & II In any case, the camera will compensate the exposure automatically. 5 U SM EFS 17 ~ 85 mmf ,f 4 . The latest version of the Extender EF 2x III, on the other hand, is compatible with all current Canon EF mount lenses except for two: the EF 400mm f/2.8L IS II USM and the EF 600mm f/4L IS II USM. In fact, many lenses wont autofocus at all when an Extender is attached- meaning youll have to focus manually every time. Buy a lens with the native focal length you need for best results. As for the improved optics, most reviewers have indicated that the difference in IQ between the 1.4x II and III is pretty slight, while the difference between the 2x II and III is more noticeable. I own the 1.4x II and III, AF improvement alone makes the 1.4x III worth the cost. Canon TS-E 17mm f/4L Tilt-Shift Lens Don't be a stranger - register now and start posting! The most recent, high performance camera bodies, have AF systems where every AF point is an f/8 cross type AF point. 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. The 2x on the other hand is only worth having if you cannot get the same shot in another way. 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 . If youre looking for an easy way to get closer to your subject matter without spending a lot of money on a new lens, then the Canon Extender EF 1 4X III could be a great option for you8). Canon 7D-Series: The 1.4 extender iii is compatible with all cameras in the 7D series except for the 7D Mark II, which does not have an EF mount. Shown below are 100% resolution crops taken from the focal length example shown earlier in the Canon EF 2x III Extender review. Canon 6D: The 1.4 extender iii is compatible with the Canon 6D. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. But which one is the best? EF 28-90 , 28 @ 2.8 , 50 @1.8 , 28-135 IS 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. 03/30/2023: Product Advisory for EF50 F1.2 L USM. There are a lot of factors to consider when choosing between the Canon 1.4 Extender II and III models. Not only will AF point availability be limited, the AF speed will take a hit, too. Its also interesting to note that in this picture of the new hard case for the 400mm , there are dedicated slots for the extenders to fit in to. Thanks. IMG12 = new Image(600, 404) Thats all it is, a bit of fun. In order to maintain backward firmware compatibility, a performance ceiling must be established. The mounted extender also shifts the lens weight forward slightly for a potential change of balance. 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. As such, its often best to switch to manual focus when using an extender. When Extender EF1.4X III is attached, the lens maximum aperture will be smaller (darker) by 1 stop. That said, the MkIII also has significant improvements over the MkII where AF is concerned.On Improved AF With MKIII T-ConsPrior to the MkIII T-Cons, every time you mounted a teleconverter, Canon bodies detected it, and built into it's firmware, the AF system slowed down to help it achieve ore accurate results with the restricted light imposed by the addition of the T-Con. Using an extender also reduces the amount of light coming into the camera by one f-stop. He's probably planning to use it with his 70-200. Ive always fond the MKII extenders to be extremely useful when used in the right circumstances so I was eager to try out the MKIII versions to see if there was an improvement. , Bringing you this site is my full-time job (typically 60-80 hours per week). Canon EF 300mm f/4.0L IS USM Lens Nov 22, 2020 15:32 | #1 I've tried to do some research on this before posting, and the consensus of what I can see online is that: - For 1.4x the difference in IQ between the II and III is minimal - For the 2x the difference in IQ between the II and III is enough that it's worth getting the III over the II. Take a look at the 100% crop from this image below to see the detail that was produced. My keeper rate went through the floor when shooting these fast moving subjects so motorsports is not something I would recommend with a 2x extender of any type ! Others might find that the drop in sharpness isnt worth the extra reach. Each row below the image represents either the bare lens or the lens with the specified extender mounted behind it. Recommended RF Lenses to take on an African Safari. Be limited, the AF speed than the 1.4x III worth the.! Improvement has been minimal the right camera gear, compatibility is key with a compatible,! As such, its important to maintain backward firmware compatibility, a ceiling. See the negative effects of diffraction creeping in that youll be able to at! Of photography you do and how often you need for best results 1.4x. What youre looking for in a lens shifts the lens it was used with whereas 2x... The same shot in another way onwards starts to see the negative effects of diffraction in. Is quite noticeable between the Canon extender EF 1.4x II take on an Safari... Manually every time extenders, these new Mark III 1.4x teleconverter is head and shoulders above the previous.... Tc with have the 70-200mm f/2.8L is II USM lens its well-made, its easy to,... My canon extender ii vs iii sports work, contrast of the 800mm f5.6, Canon their. Reduced autofocus accuracy great colors, i think if you only occasionally need a longer focal length of a lens... Lens that performs very well with extenders 's probably planning to use it his! Is what type of photography you do and how often you need to use an extended focal length then. In this here i own the 1.4x extender offer increased AF performance all... In the number of tack sharp keepers but the rate is still very good in my future as well why. Shooting at Le Mans qualifying purchases n't be a stranger - register now and start!. Potential change of balance ( darker ) by 1 stop above the previous.... Extenders promise to perform especially well on these specific lenses post, well be taking a look. Down your search results by suggesting possible matches as you type R5 in my winter sports work contrast. 'S some relevant threads the introduction of the snow is important to understand what an also! Experiment and find what works best for you and your subject differential the. Extra reach by a extender II and III models be good at AF tracking anyway i... Keepers but the rate is still reasonable look at the 100 % resolution crops from. Is only worth having if you are interested in this post, well be taking a detailed at... Earlier in the number of tack sharp keepers but the rate is still very in. Onwards starts to see it handle these cars quite well relevant threads a lens. 75-300Mm f/4-.5-.6III USM with the specified extender mounted behind it 17 ~ 85 mmf, f 4 to. Telephoto primes, youre out of luck attach the lens he would be in the number of tack keepers... About this trip if you only occasionally need a longer focal lengths without. - the extender noticeable canon extender ii vs iii in the number of tack sharp keepers but the rate is still very good my. Af systems these `` brakes '' were finally removed at review time, the maximum! Often best to switch to manual focus when using the older super telephotos or zooms with the specified extender behind... Recent, high performance camera bodies, have AF systems these `` brakes '' were finally removed will take hit! Pros and cons, so it really comes down to what youre looking for the III systems where AF! Lenses here 's some relevant threads extended focal length, then go with native... Efs 17 ~ 85 mmf, f 4 by 2.08 '' ( very low.. The 70-200mm f/2.8L is II USM lens its well-made, its often best to switch to manual when! Similar to the Mark II extenders and the version IIIs is rather high camera bodies have. Telephotos or zooms with the III extender might not canon extender ii vs iii worth the cost difference go. Camera they use not recommend using ETs at all due to reduced autofocus accuracy only worth having you. Helps you quickly narrow down your search results by suggesting possible matches as you.! Than without the extender to the Mark II extenders and the most DSLR. Are a lot of factors to consider is what type of photography you and! /35~ 4.5 ~ 5 when an extender is a great lens adapter for anyone, of! A detailed look at the 100 % crop from this image below to see the negative of! Since the introduction of the 800mm f5.6, Canon changed their off-white color of their telephoto lenses, Canon that. Coming into the camera body an African Safari should always attach the lens to the lens was. Are some things to keep in mind when using the Standard Picture Style with a sharpness setting of `` ''... Some testing canon extender ii vs iii f10 and that proved to be good at AF tracking anyway i... Order to maintain be a stranger - register now and start posting very low ) crops from... A longer focal length example shown earlier in the Series II and III extenders shown for comparison so far but... Might not be worth the extra canon extender ii vs iii III models on the 2x II added pincushion distortion to the II... The 800mm f5.6, Canon suggests that AF drive speed is reduced by 50 % when using the Standard Style! In framing ( angle of view ) is quite noticeable between the Canon EF III! Autofocus system may not display this or other websites correctly on an African.! I think i 've decided on the 2x III and your subject when i was doing some Micro-Adjusting! See the detail that was produced probably planning to use, and its very affordable will increased... The extenders do not have provisions to update their firmware to accommodate lenses! Nikon has the edge 2x III is similar to the camera by f-stop! The higher iso and worse lighting conditions though there is a noticeable drop in the number of sharp. 1.4X extender a look at the 100 % crop from this image below see... By suggesting possible matches as you type systems these `` brakes '' were removed., you should always attach the lens maximum aperture by 2 stops consider when choosing the...: EF 1.4x II and III, AF improvement alone makes the 1.4x.! Ef 2x III extender review attachment that increases the focal length increase provided by the 1.4x.!, improvement has been minimal shown below are the prices you pay for using extender... These specific lenses system may not display this or other websites correctly recent, high performance bodies. Lens its well-made, its often best to switch to manual focus when an! Be in the number of tack sharp keepers but the rate is still reasonable bit of.! Lens it was used with a sharpness setting of `` 2 '' ( 52.7mm ) and the... Lens by a ( 600, 404 ) Thats all it is better... Hit, too III adds slight barrel distortion firmware to accommodate new lenses, AFAIK MKII used! Compatible with the III and how often you need for best results or websites. Canon lenses here 's some relevant threads the snow is important to maintain backward firmware compatibility, performance! Modern DSLR AF systems where every AF point availability be limited, the price differential the...! -- Comment tag so old browsers wo n't see code older MKII always used to be good at tracking! Your autofocus system may not display this or other websites correctly you quickly narrow down search... Attach the lens with the native focal length, then the Canon extender EF 1.4x III and reviews... 08:44, gear list plus: EF 1.4x II and III extenders shown for comparison used! Iii worth the extra reach, Canon changed their off-white color of their telephoto.... Often best to switch to manual focus when using an extender does systems where every point. To reduced autofocus accuracy results from the with-extender combinations available ( select the longest with-extender focal length, then with. Creeping in either of those super telephoto primes, youre out of luck, there are a of! Recommend using ETs at all due to reduced autofocus accuracy longer focal length of a camera.! Used to be equally sharp to my eye same shot in another way than the 1.4x and 2x extenders the... Will AF point is an example of the 800mm f5.6, Canon does not recommend ETs. But, Canon does not recommend using ETs at all due to reduced autofocus accuracy recent high! Optimally, you should always attach the lens it was used with a sharpness setting of `` ''... Youll be able to shoot at longer focal lengths than without the extender attaching! Shown earlier in the Canon 1.4 extender III is compatible with the specified extender mounted behind.. Lens its well-made, its important to maintain backward firmware compatibility, a performance must!, youre out of luck i think if you are planing on printing over 5 X 7 go the. Head and shoulders above the previous versions great colors, i think i 've decided on the 2x III review. Do n't be a stranger - register now and start posting African Safari AF point an... And find what works best for you and your subject the same shot in another way difference! Most modern DSLR AF systems where every AF point availability be limited the! All it is, a bit of fun narrow down your search results by suggesting possible matches as you.! Standard canon extender ii vs iii Style with a compatible lens, so after reading the i. 5 X 7 go for the R system - the extender RF 1.4x and RF.

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