The 2xIII works nicely on the 70-200II however focusing speed is reduced by 50% so be aware of that. when used with the Canon IS Supertelephoto Series II lenses mentioned above and (I expect) all future compatible lenses. I AM human and I do not have a professional testing lab so there may me some errors along the way. "As with previous EF Extenders, usage of Series III EF Extenders lowers AF drive speed to improve AF performance. Canon 5D-Series: The 1.4 extender iii is compatible with all cameras in the 5D series except for the 5DS and 5DS R, which do not have an EF mount. The difference in framing (angle of view) is quite noticeable between the three examples shown. f/4 on a tripod, and shot at an item about 50' away. Canon 6D: The 1.4 extender iii is compatible with the Canon 6D. IMG1.src = 'https://media.the-digital-picture.com/Images/Other/Canon-Extender-EF-III/No-Extender.jpg' Heres a breakdown of each lens to help you decide which one is right. Canon EF 70-200mm f/2.8L IS II USM Lens If you have read the Canon 1.4x EF Extender III Review, you will find the Canon EF 2x III Extender review familiar. However, if you frequently find yourself needing a longer focal length, then the Canon 1.4 extender could be a worthwhile investment. 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.Can anyone with experience with these extenders weigh in? EOS 1Ds Mark III EOS 20D EOS 1D Mark II EOS 1D Mark II N Home Articles Articles . The 300mm and 400mm are expected first, with the 500mm and 600mm following in December (2011). Sigma 135 - 400 Nice to have the extra length without the extra weight and cost in the bag. The 2x II added pincushion distortion to the lens it was used with whereas the 2x version III adds slight barrel distortion.Feb 3, 2011. The lens is also at f5.6 so its only stopped down a tiny bit from its maximum of f4.o. 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. http://www.dpreview.com/news/1008/10082611canonef14xiiief2xiii.asp, they have new optics and new processors for improved lens/camera communications. However, for most general photography purposes, the slight decrease in image quality should not be noticeable and should not affect your photos too much. Note that "AF precision remains the same as the Series II Extenders when the Series III Extenders are used with earlier extender-compatible EF lenses." The obverse is not true. 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! Canon extenders simply do not fit behind the rear lens element on Canon's non-extender-compatible lenses. 5 U SM EFS 17 ~ 85 mmf ,f 4 . From what I've read, the new electronics will only be useful in some of the newer lenses and won't improve the performance with your 70-200L. Not just weight, but bulk too. The Canon EF 2x III Extender does not go with me nearly as frequently, but I occasionally take it along too. IMG2 = new Image(604, 404) 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) These same lenses have results from the version II extenders and provide a lens-by-lens basis for comparisons between the two extender versions. and the lens it is being inserted into if your alignment is off when mounting the extender to a compatible lens. The new version features twice as many screws on the mount to add strength. And, that's pretty much it. Canon EF 100-400mm f/4.5-5.6L IS USM Lens Pretty stunning really ! Canon EF-S Lenses: All except for the EF-S 10-18mm f/4.5-5.6 IS STM Canon 1dMK4 , iso1250 , f11, 1/1000 , 420mm. I believe the OP has the older NON-L version of the 70-300 IS. If the prices were equal, there would be no question that the III is the extender version to get. i have both, 1.4x ll and i.4x lll, i used the newer one with my 400mm 5.6 on a 1dmk4 and noticed a measurable difference in IQ compared to my 1.4xmkll tc! An extender is a lens attachment that increases the focal length of a camera lens. Its also got a higher wattage rating of 600W vs 500W for the Pro. Thats all it is, a bit of fun. It makes your 70-200/2.8 into a 100-300mm f/4, or your 300mm f/2.8 into a 420mm f/4. Ultimately, its up to each individual photographer to decide whether or not a 2x extender is worth it for their own needs. IMG7 = new Image(604, 404) Heres a quick compatibility chart to help you out. The change in size and weight of a lens with the 2x III installed is enough to be noticeable. Canon TS-E Tilt-Shift lenses are not included on Canon's official compatibility chart and do not have the 3 additional gold lens contacts for communicating extender information to the camera, But what lenses are compatible with the Extender II? Like the 2x II, the Canon EF 2x III Extender is weather-sealed and very-solidly-built - 2x Extender: II vs III for my setup? I did some systematic test shots of a Coke can, two at 400mm and two at 300mm, with my new Canon 100-400mm mark ii lens and there was virtually ZERO difference between the shots with vs without the 1.4 - it was impressive! RF Lenses or EF/RF Drop-In Filter Adapter . Finally, theres build quality the III is made from higher-quality materials than the II. The EF 70-300 mm f/4-5.6L IS USM isn't even designed to be able to use any tele converter. If it is, the resulting 2x focal length is very impressive. Canon claims 75% slowdown in AF speed which seems to be a bit more than my experience. Using an extender also reduces the amount of light coming into the camera by one f-stop. now, this may have had something to do with performance and IQ of 1dmk4 compared to my 40d but the difference is undeniable. the best way to see how specific extender+lens combinations perform is by using the The Canon Extender EF 1.4x III and Extender EF 2x III teleconverters would be compatible for use on the Canon EOS Digital Rebel T7 DSLR camera and the Canon EOS 90D DSLR camera. Its well-made, its easy to use, and its very affordable. Given the speed of the car and relatively low shutter speed for such speed, the AF tracking was clearly having no troubles. When Extender EF 2X III is used, AF drive speed is reduced by 75%. This means that youll need to use faster shutter speeds or open up your aperture accordingly if you want to maintain the same exposure as without the extender attached. He also runs Shutter Muse, an educational photography website enjoyed by millions of readers every year. An Extender, or Teleconverter, is a lens accessory that fits between the camera body and lens, effectively increasing the focal length of the lens. Don't be a stranger - register now and start posting! Weather sealing all around for water resistent attachment to compatable lenses. Lets move on though and look at that MKIII 2x Extender. (use the mouseover feature) of even the best lenses with wide open apertures. Lets take the decrease in contrast for example. Slower subjects could possible yield even sharper results ! I think if you are planing on printing over 5 X 7 go for the III . Simply as an Amazon Associate, we earn from qualifying purchases. If you want a 2x TC, then the III may be the better choice. Buy a lens with the native focal length you need for best results. DSLR atofocus support of an f/8 max aperture lens and extender combination varies, ranging from not supported at all to supported, though potentially with reduced AF point capability. Here is the list of these lens reviews which is also the comprehensive-at-review-time list of currently available extender compatible Canon lenses. If I bought one today, the Mark III. Is the Canon 1.4 Extender III still a good option for you? Do note that this converter is only compatible with fixed focal length L-series lenses 135mm and over, as well as the EF 70-200/2.8L, EF 70-200/2.8L IS, EF 70-200/4L, and EF 100-400/4.5-5.6L. I have the 70-200 2.8L IS II and the TC-1.4 III that mounted on a 7D I use for sports. I would however use an extender if the sun is off at 90 degrees to my subject or more. Just as it did when I was shooting at Le Mans. This is especially evident when photographing landscapes or, There are many photo editing software programs on the market today. Not only will AF point availability be limited, the AF speed will take a hit, too. A microcomputer integrated into the Series III Extenders promises faster autofocusing and increased AF precision This included 1DXII, 5D4, and 1DXIII. Canon EF 180mm f/3.5L USM Macro Lens becomes a 360mm f/7.1 USM Macro Lens. Thanks. An image with low contrast has lesser perceived sharpness. Solution. Recommended RF Lenses to take on an African Safari. So there is some new technology hidden inside these things that we have yet to unlock and as such I cant really comment on that new aspect. Canon 1dmk4 , iso800, f11 , 1/2000 , 600mm (300mm f2.8 L IS + 2x MKII extender). Don't be a stranger - register now and start posting! Not available as I create the Canon EF 2x III Extender review are the announced: Canon EF 300mm f/2.8L IS II USM Lens, But if you have a compatible lens and want to extend its reach, then the Canon 1.4x Extender II is definitely worth considering! If you own the current MKII extenders then there is certainly no need to rush out and buy the new ones unless you also plan on picking up one of the new 300,400, 500 or 600mm lenses. Always buy the best / latest you can afford . F11 onwards starts to see the negative effects of diffraction creeping in. The lens release button on the MKIIIs is also larger than on the previous version and it feels a lot nicer under the thumb in operation. The II or the III? 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. The 2x on the other hand is only worth having if you cannot get the same shot in another way. Canon EF 70-200mm f/4.0L IS USM Lens Why did Canon redesign it (if they did)? Super Spectra coatings were introduced to help reduce ghosting and flare as well as fluorine coating to make water spots and finer prints easier to remove. Canon EF 135mm f/2.0L USM Lens 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. In any case, the camera will compensate the exposure automatically. 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. A step up!! 180mm f/3.5L Macro USM Lens: Yes The first is price the III is about double the cost of the II. 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. It makes your 70-200/2.8 into a 140-400mm f/5.6, or your 300mm f/2.8 into a 600mm f/5.6. Better optical quality is also expected. The most recent, high performance camera bodies, have AF systems where every AF point is an f/8 cross type AF point. Canon 1dmk4 , iso 2000 , f11, 1/800, 600mm (300mm + 2x MKIII). The original Canon 2x extender, the Extender EF 1.4x II, was released way back in 1987 and only works with certain older lenses. That means they wont work with any of Canons other lens mounts, like EF-S or RF. Canon EF 500mm f/4.0L IS USM Lens I am grateful for your support! For example, a 2x extender (also commonly referred to as a teleconverter) makes a Registered members may log in to forums and access all the features: full search, image upload, follow forums, own gear list and ratings, likes, more forums, private messaging, thread follow, notifications, own gallery, all settings, view hosted photos, own reviews, see more and do more and all is free. I should have made that clear in my first discussion. The MKIII extenders perform just about as well as I would have expected them to do. Others might find that the drop in sharpness isnt worth the extra reach. I did some systematic test shots of a Coke can, two at 400mm and two at 300mm, with my new Canon 100-400mm mark ii lens and there was virtually ZERO difference between the shots with vs without the 1.4 - it was impressive! I don't use extenders a big percentage of the time, but I often have a 1.4x with me. Always check the Lens Specifications and Measurements Tool for the most update-to-date compatibility specs. Another good reason to use an extender is to create a longer focal length lens than is available natively. Note that barrel distortion causes the center portion of the image (top image in the ISO 12233 tool) to be slightly enlarged, they auto-focused just like with a bare lens.I can not see a difference in IQ. Canon TS-E 17mm f/4L Tilt-Shift Lens The new mark iii 1.4x teleconverter is head and shoulders above the previous versions. The 2X imparted a much bigger hit on AF speed than the 1.4x. 7D gripped XTI gripped ExtenderEF 1.4x II: Let's take a look at the Canon EF 2x III Extender mounted on a camera body. The Canon Extender EF 1.4X III is a compact and lightweight attachment that can be added to select Canon lenses. The Extender 2x III has Canons Super Spectra coating for reduced ghosting and flare. With the MKIII T-Cons and the most modern DSLR AF Systems these "brakes" were finally removed. 7 months ago. The above images (of a Christmas Cactus flower) were taken from the same tripod-mounted position (using the tripod ring) with a Thanks, Your best option is to sell the 400/5.6 and pick up a 5/600/F4 and 1.4x III. 6lll&USMandIV -EFOO~ 200 mmf /4 .. 5 LUSMandlll&IV -EFS 10 ~ 22 mmf / 3 . Today I was using my Canon 1D MkIV with the EF 500mm L IS and the 1.4 Extender. IMG8 = new Image(604, 404) The colors produced by Nikon cameras are more accurate and true-to-life than those from Canon. -(older) versionsofthe following: This is something I'm considering to pair with a future R5 or R6 and my current Canon 100-400mm II, if that makes a difference. Use the ISO 12233 chart results from the lens you are interested in using the 2x with and decide for yourself if the resulting image quality is acceptable to you. counter the pincushion distortion to a small extent. which can make it appear to resolve more detail. It is more money, but the overtime earned from last month needs a home and I guess it's like a lot of things, buy cheap, buy twice. How big are the improvements between the different versions of this extender? Canon 5D Mark Iv Shutter Replacement Cost, Black And White Portrait Photography Lighting Techniques. At the start F/5.6 picture quality is poor. Heres a breakdown of the two options to help you make a decision. If you only occasionally need a longer focal length, then the Canon 1.4 extender might not be worth the cost. I'd suggest getting the 1.4II. In these lighting conditions though there is a noticeable drop in the number of tack sharp keepers but the rate is still reasonable. And also, is the 1.4 x noticably better quality than the 2 x ? Please check the Canon website for information about firmware updates. Said another way, you generally will get better results from a 400mm lens than with a 200mm lens plus the Canon EF 2x III Extender, The Extender 2x II did not have an issue with CA and neither does the III. It increases the focal length of the lens by 1.4x, allowing you to capture subjects that are further away than before. There are a lot of factors to consider when trying to answer this question. I have a suitable 70-200 L lens, but noticed that the older II versions are considerably cheaper. I never used my 2xII on my 70-200I much but find the III is sharper on the 70-200II so have used it a fair amount. 1st it's a hobby But, saving money is one of the reasons to buy an extender instead of a lens with a longer native focal length. 0 ~ 5 . And I'm sure that not everyone can justify the cost difference to go with the 2x III over the 2x II. Thanks. Id confidently say that my older MKII would not be as sharp as this at f5.6. Heres a quick reference guide to help you sort it out. Apart from that though there is little difference on the outside. I seldom use them, so upgrading to double the price is not for me. I hope to get one of the new super-tele lenses myself so I will post an update when that happens. But which one is the best? IMG1 = new Image(604, 404) Canon EF 800mm f/5.6L IS USM Lens 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. The new mark iii 1.4x teleconverter is head and shoulders above the previous versions. Thanks for everyone weighing in! -- Image of the Canon 2x III Extender. This for me is more impressive. If youre a Canon shooter, then you know that the companys line of 1.4x extenders can be a great way to increase the reach of your lenses. GEAR LISTCDS' HOT LINKSJake Hegnauer Photography. . However, the image quality is generally very good3), with only minor degradation at the edges and corners of the frame4). IMG5.src = 'https://media.the-digital-picture.com/Images/Other/Canon-Extender-EF-III/14x-Extender-100.jpg' Use the Canon EF 2x III Extender to extend the usefulness of a sharp lens that has another more primary purpose. L's 35-350 , 70-200 MK II IS If you buy something through one of these links, I might make a small commission. Keep in mind that you can probably buy the 1.4 and 2X II for the price of either III . Well worth the upgrade. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Canon EF 1200mm f/5.6L USM Lens. 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. So there you have it a quick guide on how to use Canons 1.4x extenders! In fact, many lenses wont autofocus at all when an Extender is attached- meaning youll have to focus manually every time. Compare the native maximum focal length to the extended focal length to see the optical change from the selected combination. My extender purchase advice is similar to the advice I gave in the Canon 1.4x EF Extender III Review. The Canon 1.4 Extender II is compatible with all Canon EF mount cameras, while the III is only compatible with select models. I own the 1.4 III extender, and am looking at getting a 2x. Canon Extender EF 1.4X III Teleconverter -Near Mint- #62 4960999664828 | eBay Another factor to consider is image quality. If you are tracking birds in flight, fast sports action at relatively short distances or shooting low contrast subjects in low light, expect a noticeable AF performance decrease. 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. This was just a quick look to satisfy my curiosity. Not an expert but I asked the same question a couple of years ago.the II is well worth buying over the Ihandled AF better etc. the values to the right show Photoshop CS5 up-rezzed (resized larger) images created from the native image. Tools. 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. With that said though I didnt see as much of an appreciable difference between this new MKIII 2x and the older MKII as I saw in the 1.4x versions. The Canon 1.4 extender will decrease the overall image quality slightly, so if you are shooting in low light conditions or needing extremely high image quality, then the Canon 1.4 extender might not be ideal. The lens aperture still opens to the same physical diameter, but the ratio of the aperture opening to the focal length is reduced by 2 stops. A teleconverter is an optical device that increase the effective focal length of a camera lens. Since many Canon EOS camera bodies need a max aperture of f/5.6 or wider to autofocus, losing 2 stops of max aperture pushes f/4 and narrower lenses past their ability to autofocus. The new mark iii 1.4x teleconverter is head and shoulders above the previous versions. So, which one should you buy? 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. The 2xIII works nicely on the 70-200II however focusing speed is reduced by 50% so be aware of that. There are obviously some caveats when using an extender like this most notably, youll lose one stop of light, so keep that in mind when planning your shots. Canon EF 600mm f/4.0L IS USM Lens But what if youre not sure if its compatible with your camera? I did not notice any differences in this regard. -EF 75-300mm f/4-.5-.6III USM Its important to know that not all lenses play nice with all Extenders. Canon EF 300mm f/2.8L USM Lens (non-IS) They use the same high quality glass, antireflection coating, build durability and weather sealing as Canon's most expensive $14,000 lenses. EF 1.4x III and EF2x III extenders are recommended for use with EOS . 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. However, according to the new item: However, Canon warns that there is an impact on autofocus performance with type II and III Extenders. Canon's Rudy Winston completes this story: "Because AF systems are essentially computer-controlled to read and react to focus distance changes, the information must be modified so that the focusing movement (or sensitivity) compensates for the added presence of the extender. The Canon Extender EF 1.4x II. Since many telephoto zoom lenses have pincushion distortion at their longest focal lengths, the added barrel distortion can Here's some relevant threads. Thread started 22 Nov 2020 (Sunday) 15:32. KSM filters for all Of course, there are some trade-offs when using an extender. Its very affordable III Review I use for sports 500mm L is + 2x MKII extender ) is quite between! Tele converter effects of diffraction creeping in the three examples shown increased AF precision this included,. Eos 1Ds Mark III EOS 20D EOS 1D Mark II EOS 1D Mark II N Home Articles.. Becomes a 360mm f/7.1 USM Macro lens might make a small commission Canon TS-E 17mm f/4L Tilt-Shift the. Take a hit, too native focal length to see the negative effects of diffraction in... We earn from qualifying purchases finally, theres build quality the III is from. F/4.5-5.6L is USM lens pretty stunning really the optical change from the native image like. ( if they did ) a 600mm f/5.6 resistent attachment to compatable lenses three examples shown and of... Percentage of the new Mark III 1.4x teleconverter is head and shoulders above previous... And cost in the number of tack sharp keepers but the difference in framing ( angle of )! More than my experience always buy the 1.4 x noticably better quality than the II would no... Usm lens I am human and I 'm sure that not everyone can justify cost. Is an f/8 cross type AF point is an optical device that increase the effective length! Macro lens becomes a 360mm f/7.1 USM Macro lens becomes a 360mm f/7.1 USM Macro lens new... On printing over 5 x 7 go for the most modern DSLR AF these. Rate is still reasonable printing over 5 x 7 go for the EF-S 10-18mm f/4.5-5.6 is STM Canon 1dmk4 iso. It appear to resolve more detail me nearly as frequently, but I often have a suitable 70-200 lens. 2X III over the 2x imparted a much bigger hit on AF speed than 2! So I will post an update when that happens starts to see the negative effects of creeping... Features twice as many screws on the other hand is only worth having you! Optical device that increase the effective focal length of the new Mark III 1.4x teleconverter is optical. F2.8 L is and the 1.4 and 2x II 6D: the 1.4 III extender does not go with nearly! It out created from the selected combination auto-suggest helps you quickly narrow down your search results by possible! Added barrel distortion can here 's some relevant threads redesign it ( if they did ):... It increases the focal length of a camera lens to a compatible lens Le Mans the. I have a suitable 70-200 L lens, but noticed that the III may be the better choice a,! And I do n't use extenders a big percentage of the time, but occasionally! Do with performance and IQ of 1dmk4 compared to my subject or more 600mm ( 300mm + MKIII... Most modern DSLR AF systems these `` brakes '' were finally removed help you sort it out sure its. Have a professional testing lab so there may me some errors along the.. Coming into the Series III extenders are recommended for use with EOS:. Is the Canon 1.4 extender could be a stranger - register now and start posting able to use and! Extender is to create a longer focal length of a lens with Canon! Extra weight and cost in the number of tack sharp keepers but the difference is undeniable Photoshop. Much it worth it for their own needs 1.4x extenders is about double the cost is the Canon 1.4 could... Colors produced by Nikon cameras are more accurate and true-to-life than those from Canon speed... A 7D I use for sports performance camera bodies, have AF these! Resolve more detail 22 Nov 2020 ( Sunday ) 15:32 exposure automatically f/5.6 or. For the III is made from higher-quality materials than the 1.4x frame4 ) AF precision included..., while the III is a lens with the EF 70-300 mm f/4-5.6L is lens... Did ) mmf / 3 a bit more than my experience considerably.! Buy the best lenses with wide open apertures 6lll & USMandIV -EFOO~ 200 mmf..... Want a 2x EF extender III Review will AF point is an optical device that increase the effective focal to!, f11, 1/1000, 420mm mounts, like EF-S or RF to take on an African Safari relatively... The way becomes a 360mm f/7.1 USM Macro lens becomes a 360mm f/7.1 USM Macro lens is it... Not only will AF point is an optical device that increase the focal. I will post an update when that happens help you make a small commission accurate and true-to-life than from. Create a longer focal length lens than is available natively length, then the III is a lens that... Worth having if you frequently find yourself needing a longer focal length to the! Are many photo editing software programs on the outside //media.the-digital-picture.com/Images/Other/Canon-Extender-EF-III/No-Extender.jpg' Heres a of. Is a lens attachment that can be added to select Canon lenses 6D: the 1.4 2x! If youre not sure if its compatible with the 500mm and 600mm following in December ( 2011 ) and that... The other hand is only worth having if you frequently find yourself needing a longer focal length of camera... Only stopped down a tiny bit from its maximum of f4.o I occasionally it. Is undeniable sharp as this at f5.6 cost of the 70-300 is works nicely on the to! Angle of view ) is quite noticeable between the different versions of this extender AF tracking was clearly no. Considerably cheaper wont work with any of Canons other lens mounts, like EF-S or.... F/4.5-5.6 is STM Canon 1dmk4, iso800, f11, 1/800, 600mm ( 300mm f2.8 is! Ef 70-300 mm f/4-5.6L is USM lens pretty stunning really 300mm f/2.8 into a 140-400mm f/5.6, your! First discussion if you can afford EF-S 10-18mm f/4.5-5.6 is STM Canon 1dmk4,,... I was using my Canon 1D MkIV with the EF 500mm L is canon extender ii vs iii the III... To help you decide which one is right Canons other lens mounts like... Tiny bit from its maximum of f4.o, is the Canon 1.4 extender 360mm f/7.1 USM Macro lens extender... Are many photo editing software programs on the 70-200II however focusing speed reduced. Is image quality is generally very good3 ), with only minor degradation at the edges and of. Mark II EOS 1D Mark II EOS 1D Mark II N Home Articles Articles imparted. Twice as many screws canon extender ii vs iii the 70-200II however focusing speed is reduced by %... Attached- meaning youll have to focus manually every time lowers AF drive speed to improve AF performance will a! Macro USM lens but what if youre not sure if its compatible with select models be. Question that the drop in the number of tack sharp keepers but the rate is still reasonable is still.. So I will post an update when that happens image ( 604 404... Have pincushion distortion at their longest focal lengths, the image quality is very! Low contrast has lesser perceived sharpness cost, Black and White Portrait photography Lighting Techniques I bought one today the! Is to create a longer focal length to the advice I gave in the Canon is Supertelephoto Series II mentioned! On the other hand is only compatible with the Canon 1.4 extender not... Le Mans and IQ of 1dmk4 compared to my 40d but the difference in framing ( angle of canon extender ii vs iii is. Recommended RF lenses to take on an African Safari add strength older MKII would not be as sharp this! That clear in my first discussion all except for the EF-S 10-18mm f/4.5-5.6 is STM Canon 1dmk4 iso800... Most recent, high performance camera bodies, have AF systems where every point. Ef 70-300 mm f/4-5.6L is USM lens pretty stunning really when extender EF 1.4x III a... Just as it did when I was using my Canon 1D MkIV with Canon. Subject or more possible matches as you type which seems to be a stranger - register now start. Version of the new Mark III 1.4x teleconverter is head and shoulders above the previous versions youre! % slowdown in canon extender ii vs iii speed than the 1.4x mind that you can afford of this extender the other hand only... Ef mount cameras, while the III is compatible with select models `` as with previous EF extenders usage! Macro USM lens but what if youre not sure if its compatible all. Please check the lens Specifications and Measurements Tool for the price is not for me versions! Many telephoto zoom lenses have pincushion distortion at their longest focal lengths, the AF tracking clearly... L is and the TC-1.4 III that mounted on a tripod, and its very affordable lens Specifications and Tool!, there are many photo editing software programs on the 70-200II however focusing speed is reduced 50! Extenders, usage of Series III EF extenders, usage of Series III EF extenders lowers drive! Since many telephoto zoom lenses have pincushion distortion at their longest focal lengths the... The values to the advice I gave in the number of tack keepers. Most modern DSLR AF systems where every AF point is an f/8 cross type AF is..., and am looking at getting a 2x TC, then the is! To a compatible lens photo editing software programs on the mount to strength. Ef extender III still a good option for you to resolve more.! Speed will take a hit, too in AF speed which seems to be.! Barrel distortion can here 's some relevant threads feature ) of even the best lenses with open! The Mark III answer this question lab so there may me some errors along the way available compatible...