I am wondering if i am expecting too much image clarity and focus from my 70 200 mm 2. My 1855 mm lens shoots amazingly, and i have been using it in auto and manual focus. My 1635 and 24 70 both have focus shift from zooming out, although slight, the 70 200 is dead on. To use only manual focusing mf, set the focus mode switch to mf, and focus by turning the focusing ring. Oddly my 70 200 nonis is one of my few canon zooms that does not have this issue. How to repair canon lens 70200 mm l f4 is af not working. The fast maximum aperture affords greater control over depth of field and benefits working in lowlight conditions while the image stabilizer compensates for four stops of camera shake for. It actually is quite valuable when you temporarily lose your focus when trying to follow a moving target. Canon ef 70200mm f4 l is manual focus fixed in 5 minute repair duration.
While its unknown if its just a batch problem, or a larger design issue with the canon rf 70200mm f2. However, if your try to focus in the vertical position, there may be a problem. In my experience with the 70200 also on the 1735 there are a few screws you can get to by pulling back the rubber to tighten focusing mechanism screws and zoom screws. Dec 18, 2014 well i just discovered something interesting by accident. Can anyone with an rf 70200 test to see if focus is off at 200mm f2. Why is the autofocus not working on my canon ef 70200mm f2. However, recenlty there is a known problem with the quality of the focus module. However, if i turned the manual focus ring ccw before calling for the c. I was wondering if any one had the same issue with their 70200mm f2. Combine a rather large and heavy lens model with very frequent use and that lens will be among the greatest sources of. Well, canon reacted quickly to user complaints and here is the canon rf 70200mm f2. As already announced by canon, here is the canon rf 70200mm f2.
My canon 70200 f4 l is had the common problem, that the focus would slip when turning the focus ring in af. Here is a little spot i shot using the c200 with the compact servo 70 200 t4. Please see the instruction manual that is supplied with your camera for details about how to change the setting. It is equipped and clear pictures with outstanding image with an image stabilizer to help preventing blurred delineation. The focus was improved considerably, but is still not perfect, especially at wider zooms. In this video you can see how to repair canon lens ef 70200mm f4 l usm af not working click show more thanks for the support and.
I have been shooting a lot of birds with it from as close as 2 meters out to 50 meters. One of the accessories you must have is the canon 70200 f 2. Though i move the focus ring in manual, it wont change the picture at all. But while in vertical, the af slips both in af and mf mode. Characterized by its versatile zoom design, image stabilization, and relatively lightweight and compact design, the ef 70200mm f4l is usm is a canon lseries lens spanning a useful portraitlength to medium telephoto range. Set the focus mode switch on the lens to, as shown in the image below. At this point the lens would need sent to the shop or canon. The below image is a screen capture of a shot, which was cropped 50%. After conducting some tests the focus is shifting most noticeable at 200mm see link below for photos. Canon has two very similar zoom lenses available in the fd series in those days. I just bought a canon 6d body, and the lens wont auto focus. A front focusing issue appears to have hit canons new 70200mm f2. The lens has no problem to focus when the lens is in horizontal position. There doesnt seem to be fixed standard for the order of these rings, as the tamron is oppositebut so are lenses from canon the 70300l comes to mind.
To use only manual focusing mf, set the focus mode switch to mf and focus by turning the focusing ring. The problem is what should it have been focusing on. The fd 70210mm f4 has been around since the introduction of the canon a1 while the fd 75200mm f4. It can be a little slow to focus from on extreme to the other however. The canon cne 70 200mm compact servo is a treat to shoot with. Many people will prefer the position of the zoom and manual focus rings over that of the tamron. Well i just discovered something interesting by accident. After autofocusing in one shot af mode, focus manually by pressing the shutter button halfway and turning the focusing ring. Canon knowledge base af autofocus does not work eos 70d. The problem is with the af on closer subjects approx. The four ud elements help capture very sharp dedicated to canon eos cameras. Manual focusing is available after the subject comes into focus in autofocus mode one shot af.
The focus issue will still be there when naked but may be even worse with the tc. The fast maximum aperture affords greater control over depth of field and benefits working in lowlight conditions while the image stabilizer compensates for. Seems all is not well with canons latest technical marvel the canon rf 70200mm f2. If you are a bit rusty on your fstops, then you can refer to my fstop chart in order to count either 1 or 2 stops up the chart from where your lens is. Buy canon ef 70200mm f4l is usm lens featuring efmount lensfullframe format, aperture range f4 to f32, one fluorite element and two ud elements, super spectra coating, ringtype ultrasonic motor af system, optical image stabilizer, internal focus, focus range limiter, weathersealed construction, rounded 8blade diaphragm. Oddly my 70200 nonis is one of my few canon zooms that does not have this issue. How to fix inoperative autofocus in canon 70200 f4 l usm. Here are the minimum focus distances on the 70 200mm lenses. When i hold the shoot button half way, the lens is just focusing back and forth, and not finding anything to focus on. Canon offers a wide range of compatible supplies and accessories that can enhance your user experience with you ef 70 200mm f2. When i first bought the lens i didnt understand why anyone would want to limit the focus of their lens. Which canon dslr cameras maintain autofocus with extenders.
Can anyone with an rf 70 200 test to see if focus is off at 200mm f2. Maybe my sony 702004 is better than your copy or the tested canon was a lemon. Apr 26, 2010 i was wondering if any one had the same issue with their 70 200mm f2. And it has the shortest mfd of any of the currently made 70 200 lenses. For more information on extenders, and the math behind this increase, you can read my ultimate guide to extenders and teleconverters. However, the 70300 was very backfocused, so i sent into canon for repair. In the lens name, is stands for image stabilizer, and usm for ultrasonic motor. Here are the minimum focus distances on the 70200mm lenses. Autofocus will not operate if the focus mode switch on the lens is set to. Canon users are reporting frontfocusing issues with the rf 70.
Canon ef 70200mm f4l usm lens with free basic accessory. And it has the shortest mfd of any of the currently made 70200 lenses. About a week ago, my manual focus randomly stopped working. If you camera lacks the ma feature, youll have to send the camera and lens to canon for calibration. Manual focus issue with canon 70200 f4 canon ef and efs lenses in forums approve the cookies. Manual focus issue with canon 70200 f4 in canon ef and efs lenses please help. Tight seal structure ensures excellent dustproof and dripproof performance. The auto focus still works perfectly, which confuses me. In my experience with the 70 200 also on the 1735 there are a few screws you can get to by pulling back the rubber to tighten focusing mechanism screws and zoom screws.
Canon 70200 f4 l is slipping focus fixed by canon repair. Canon knowledge base af autofocus does not work eos. It is equipped with an image stabilizer to help preventing blurred shots due to camera shake during slow shutter speeds. The lens seems to work well in horizontal position. Jun 30, 2016 a little while ago, i was shooting the icebergs on the black sand beach by the jokulsarlon glaicer lagoon, iceland with a rental ef 2470mm f2. Canon offers a wide range of compatible supplies and accessories that can enhance your user experience with you ef 70200mm f2. In short, other than a few minor hiccups, autofocus performance was excellent from the canon ef 70200mm f4l is ii usm. With its mostly rounded 8bladed diaphragm, this canon 70 200mm f2. The canon cne 70200mm compact servo is a treat to shoot with. Yes, its a studio shot, but the 4k raw light image is really great and the lens a t 4. I found if i turned the manual focus ring cw before calling for the camera to autofocus it was spot on. Unless dof is great, i have to use magnify mode to nail focus manually. What is worse is that both manual focusing, and auto focusing are effected. In this video you can see how to repair canon lens ef 70 200mm f2.
The best thing to do is send it back to the canon service center. While its unknown if its just a batch problem, or a larger design issue with the canon rf 70 200mm f2. Jan 08, 2020 as already announced by canon, here is the canon rf 70 200mm f2. The fd 70 210mm f4 has been around since the introduction of the canon a1 while the fd 75200mm f4. The constant f4 maximum aperture allows you to maintain a consistent exposure throughout the zoom range and also contributes to the sleeker. I vastly preferred the autofocus performance to that of the tamron 70210 vc in phase detect the lenses were roughly similar in contrast af, and if i were personally choosing between the lenses, i think i would save up.
Eitherway i stand by my advice that it is a wate of time and money to use a tc on a 70300mm f5. Spherochromatism is a completely different aberration from lateral color fringes. This value bundle comes with a canon 70200mm f4l, prooptic filter kit, prooptic universal cap tether, prooptic cleaning kit, flex lens shade, adjustable for any slr lens and a corel software kit and shipping is free. There are markings at 70, 100, 5 and 200mm optical performance. If you have checked all of the items listed above, but there is still no improvement, please contact the nearest canon service center. Another consideration is what canon 70200 lens accessories are available and worth buying. A truly round aperture hole results in a nicer background blur. Canon 70200 f4 is quality problem with focus module.
I had to ma several of my lenses to get them tack sharp, e. Which canon dslr cameras maintain autofocus with extenders at. Canon 70200 f4 is slipping autofocus problem youtube. I spoke with the camera store i purchased the lens from, and they confirmed the same issue with other copies of the lens they had in stock. Canon ef 70200mm f4 l is manual focus fixed in 5 minute repair.
From the ops description the lens definitely needs to be tuned and can be sent off to canon with his bodies. I have some fantastic results, but focusing seems to be inconsistant. Improving upon one of the most celebrated lenses in the canon ef line is no easy feat, but canon has done just that. Similarly the zoom ring operates in the opposite direction to most canon lenses, with 200mm on the left side and 70mm on the right. Maybe the canon 702004 is is better but there are lots of people who find that the design of the canon 702004 non is is a little dated and have problems with the corners on full frame. The focusing ring always works, regardless of the focus mode. Are you depressing the af button halfway or manually. Canon ef 70200mm f4l is usm focus ring slipping problem. Nov 29, 2011 canon ef 70 200mm f4 l is manual focus fixed in 5 minute repair duration. Warning this will fix the slipping manual focus issue but you will lose auto focus and risk burning out the auto focus motor if you use it in. I took some shots of stuff up close, about four feet away. I suspect that there is some grease getting into a part where it should not and causing the slipping of the focus. This is a common issue with that lens in certain conditions. With the 1785 lens, the focus is very close to deadon at various zooms.
It wont cost that much if its only a focusing problem. Seems all is not well with canon s latest technical marvel the canon rf 70 200mm f2. Canon ef 70200mm f4l usm lens with free basic accessory bundle pc mfr. Heck, after shooting mostly leica for the past couple of years, i forgot that my 5d mark ii could make images this sharp. If you dont mind mixing collar and lens colors, you can use the thirtyyear collar from the 80 200 2. Autofocusing proved to be very quick, accurate and reliable on the canon eos rp mirrorless camera that we tested the lens with, while manual focus override is a great feature, as is the effective builtin optical image stabilisation system thats worth up to 5 stops. Not sure about your options, but my local shop has some kind of deal with canon where they ship it to canon, get an estimate, and i can then decide whether i want to go ahead with it. Scroll down to easily select items to add to your shopping cart for a faster, easier checkout. They help, but there were always a few screws that seem to come loose deeper in the lens than i cared to go. My 1635 and 2470 both have focus shift from zooming out, although slight, the 70200 is dead on. Jan 20, 2020 autofocusing proved to be very quick, accurate and reliable on the canon eos rp mirrorless camera that we tested the lens with, while manual focus override is a great feature, as is the effective builtin optical image stabilisation system thats worth up to 5 stops. Here is a little spot i shot using the c200 with the compact servo 70200 t4. A little while ago, i was shooting the icebergs on the black sand beach by the jokulsarlon glaicer lagoon, iceland with a rental ef 2470mm f2. Its compact, lightweight design make it an excellent travel companion.
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