Thanks so much! The upcoming Sony A7rII full frame mirrorless camera is rumored to feature 36MP sensor, EFCS, IBIS and faster AF. I lit an Imatest SFRPlus target with a Fotodiox 5500K variable output LED source. Considered the A6000 but the controls and ergonomics are very different, and I want something that is … I shoot quite a bit of stuff with 35,50, and 85 at 1.4 and 135 f2 and I'm usually outside using high speed sync so shutter speeds are pretty high to get rid of ambient. I didn't test EFCS at 1/8000, since there are other reasons to not use it at such high speeds. I can't really justify the A7Rii or A9, but this seems a reasonable compromise - I get an adequate pixel count, IBIS, electronic first curtain and a few other nice things, for less than moving up to an X-T2. Visit our Community and share your experiences and solutions with other Sony customers. When Sony originally released the A7R, it did not have an EFCS feature and it had a pretty loud shutter mechanism that caused quite a bit of damage when shooting at particular shutter speeds. So we think it is fake. The shutter latency of many A7 cameras limits their use for high speed sync flash photography when shooting moving subjects. You can enter you email to get instantly notified when Sony a7IV is announced … Choose from 5 options and Find the best price for Sony A7 II from 28 offers. There has been some debate online (and a lot of hot air) about whether you should be switching the e-front curtain shutter off on your Mirrorless camera. 5.4. Support by Sony (Mobile App) Never miss an update again! A community for the Sony A7 / A7R / A7S / A7II / A7RII / A7SII / A7III / A7RIII All genres of photography may be posted but refrain from posting images that are simply snapshots. Dec 12, 2016 at 08:24 AM Required fields are marked *. If there was a specific issue caused by EFCS at a given shutter speed on non-native lenses, we'd have examples with specific tests demonstrating the ability to repeat the … > Surprisingly, at least to me, is that the a7 is not much affected by its mechanical first curtain shutter. I repeated the tests today using the EFCS, and added the a7RIII and a9. I converted the Imatest cycles/pixel data to cycles/picture height, and made plots. I had no clue why until ran across this explanation: Is it truly only an issue at very large apertures, ~1.4 or larger, or can it affect shots at 1.8/2.0 as well? That article answered all my questions. Best Prices Best Products Best Shops Best Reviews Price Alerts Price Trends on idealo.co.uk I also got the Sony 85mm f1.8 as it's a no-brainer at the price. I am not sure what. A late reply, but yesterday I finally went out and got an A7ii. But I've just read an article on the web that suggested one way to avoid it is to set the shutter speed to 1/125 and I looking back at previous photos I notice that although there is still some banding at that speed, it's much less noticeable. If you have a Sony mirrorless camera, you will need to find the menu item “e-Front Curtain Shut.” within the Setup sub-menu and change it to “On”. The minimum depth for the bellows is 25mm when tightened all the way. This looks a lot like the MTF50 curve, except that the a7R’s shutter shock does not adversely affect image quality enough to bring it down to the level of the a7. I mounted a RRS L-plate, clipped it in landscape orientation into an Arca Swiss C1 head which was attached to a set of RRS TVC-44 legs. I was intrigued. Surprisingly, at least to me, is that the a7 is not much affected by its mechanical first curtain shutter. Yes, i think this was the problem. a7rii EFCS and non-Sony lenses: Work ok? Unfortunately, due to the shutter shock issue of the Sony A7R camera, I was not able to reliably test the Sony FE 70-200mm f/4 OSS lens, particularly at anything longer than 100mm. I mostly shoot portraits at 1/200 or faster so maybe I should just keep it off? Sony A7mk2, Canon 24-105mm f/4, Slik 700DX Tripod. It is better to compare with at least 135mm. There are other factors that come into play. […] Kasson did extensive testing of the EFCS on the A7 and A7R. Now I just need to remember to change the setting. Enabling EFCS on Sony Mirrorless Cameras. I have had too many images ruined by EFCS when I was not aware that my shutter speed was >1/1000sec, so I leave it disabled most of the time. Fred thanks for reply. Very useful info here. Shop for Sony A7 II Compact System Cameras. That means it will have the same sensor as the A7R, nor the rumored 50MP.. I didn't mention settings because it happened on so many different settings. But recently I've heard people talking it it messing with the bokeh and image quality. The Menu button located to the left of the electronic viewfinder obviously opens up the camera menu – … June 30, 2018 By JimK 5 Comments. You will only see the ill-effect of EFCS on bokeh rendering with fast primes at high shutter speeds (>1/1000s). All I know the shutter vibration usually come with longer lens . A reader asked me to run some tests to see how much the a7 suffered from shutter shock with and without the electronic first curtain shutter. Just like other Sony mirrorless cameras, the A7R II is definitely “right-heavy” on the back, with almost all buttons located to the right of the camera LCD. So far, I have not seen any ill effects at slow shutter speeds. Sony Alpha a7 IV (Also known as a7IV, ILCE-7M4) is an upcoming professional full frame mirrorless camera expected to be announced in 2021. a7IV will replace currently a7 III.Since the a7R IV (B&H/Adorama/Amazon) and a7S III (B&H/Adorama/Amazon) have been released.So we are near for the a7IV announcement. A Sony a7RII image has been shown on the site: www.sonya7rii.com, which was registered on May 16th.This image is identical to the a7II except for the label. I processed the images in Lightroom 5.3 with default settings except for cropping and white balance, then I processed them in Imatest, measuring the MTF30 and MTF50 for both vertical and horizontal edges. it is not like 24mp is affected to some lesser degree… it is like it is not affected at all (not talking about the situation when you mount tele lens on tripod with A7 attached to that lens, etc)… the way you mount bodies was the same, so it is either the body itself and/or mechanical-wise the shutter in A7 is just not only faster, but better than in A7R (except that really smallish drop @ 1/250 for horizontal resolution, but not as expected for vertical one). Although I am aware of the potential issues regarding high shutter speed using EFCS but sometimes, while shooting in the field, I just didn't think about it. The upcoming Sony A7rII full frame mirrorless camera is rumored to feature 36MP sensor, EFCS, IBIS and faster AF. I mounted a RRS L-plate, clipped it in landscape orientation into an Arca Swiss C1 head which was attached to a set of RRS TVC-44 legs. Sony A7II and the PK to Nex lens adapter. I mounted a Sony/Zeiss 55mm f/1.8 Sonnar FE (hereafter called the Zony 55) to the camera under test. I currently have the A7r but want a 2nd body and am wavering between the A7II and a used A7. Which would create a 1:1 magnification for a Pentax Camera. Self-timer set to 2 seconds; OSS set to off. Also what are the advantages? As in the MTF50 case, the horizontal resolution of the a7R in landscape mode is not much affected by shutter shock with this lens. DxOMark Sensor Scores At Camera Decision, we also look at Dxo Mark sensors when available as we think it is a good indicator of image quality. Image stabilization helps in that regard. Find information and receive instant notifications about your product The a7III latency is a lot less with the EFCS, since the camera doesn’t have to wind the shutter before it can get the shot off. Slicing and dicing the data another way, we can see when the a7R shutter shock degrades sharpness to a7II levels, if MTF50 is your sharpness metric. Thanks to anyone who can clarify. What’s wrong with conventional lens screening? This might make a difference on a7r ii where you need maximum sharpness. Before it, the Sony Alpha A7S II and A7R II both supported uncompressed raw shooting. Remember, these resolution impairments tend to add up as the square root of the sum of the squares…, > I think one of the big reasons that the a7R is more affected, but the surprise is exactly that A7 was not affected at all in one particular test (the first graph in your post)… isn’t it illogical ? The fact is that Sony cameras with EFCS (like the original a7) have been out for years now. How fast is the Sony a7RIV silent shutter. ... and thus I parted ways with the 5D3 in favor of an a7 and an a7s— both of which I recently traded in for an a7II. High speed sync requires that the EFCS is disabled in order to prevent banding. Your email address will not be published. Contact your Sony Support team. With the Nikon D810 and D850, go to: Custom Setting Menu > Shooting/display > Electronic front-curtain shutter > ON. indeed… kind of unexpected, may be because of tripod + short (dimensions) lens though (and the story will be totally different with camera in hands). Agree. I keep it on, it's not really a big deal. Given how important EFCS can be at slower speeds, and how the issues are well known (Sony even mentions them in the manual). Book, track or maybe even avoid a repair. Oh snap. Two days ago, I posted data for the Sony a7R and a7II paired with the Sony 70-200mm f/4 OSS FE lens. The A7R had problems with shutter shock so using the electronic first curtain shutter as much as […], Your email address will not be published. Sony A7 II and Sony A7 have sensor sizes so they will provide same level of control over the depth of field when used with same focal length and aperture. Sony a7III, a7RIII, a9 shutter latency — EFCS. EFCS on, in the case of the a7II; Manual exposure mode. I'm seeing A7 bodies on sale used for very reasonable, in the $800-900 range. This compares to a lag as low as 20ms when shooting with EFCS enabled. ... less money, smaller files, EFCS. Why you use 55mm ? But there are unfortunately some limitations you should be aware of. Using the ND filter and the light together to control the, and made a series of exposures of durations from 1/800 second through ¼ second at 1/3 stop intervals. Say, comparing tonality, vibrations and colour shifts at 400-800asa for a 23 x 34 cm size magazine’s spread. All full frame E-mount cameras (except for the A7r) feature an electronic shutter in addition to the mechanical shutter. At all times the a7R horizontal resolution (the resolution for vertical edges) is better than the a7’s. From what I've heard it is a quieter sound and potentially less vibration. For example, with the Sony A7 III, you simply go to: Shooting Menu 2 > e-Front Curtain Shut. On the a7II, this turns off IBIS. With the light on full and shutter speed set to 1/800 at the start, I controlled the number of photons hitting the sensor with the ND filter until I got to 1/60 second, then I left the filter at that setting, and controlled the light level with the Fotodiox control until I got to ¼ second. hiepphotog wrote: If you worry about panos, I don't think it would show up much. I set the ISO to 400, focused wide open, and set the aperture to f/5.6. The uneven exposure issues at higher shutter speeds is more dramatic when using adapted lenses. So is the bokeh worse or is it just different? And you can tell us the news & rumors though our contact form.. Panos are usually shot at high aperture (f/8 or f/11) so to get 1/1000s or faster would be rare. The difference in AF performance between the A7 series cameras is quite noticeable, particularly when shooting in good light – the A7 II acquires focus much faster in com… I mounted a Sony/Zeiss 55mm f/1.8 Sonnar FE (hereafter called the Zony 55) to the camera under test. I did tests on a tripod and handheld, and with and without image stabilization. Manual seems to indicates "no". Am I taking an image quality hit by leaving this turned on? Lamp to full, shutter to 1/1000 second, make 16 exposures with new focusing for each, turn the light down a stop, turn the shutter speed down a stop, make 16 exposures… until you get to 1/60 of a second. Also maybe good at slower shutter speeds. I tend to use f5.6 or f8, and rarely have shutter speed over 1/400. Sony a7 EFCS: how much difference does it make? I think one of the big reasons that the a7R is more affected is that it has higher resolution to start with. Sony a7RII EFCS & silent shutter sharpness August 10, 2015 By JimK 13 Comments The data in yesterday’s post was pretty noisy, but it seemed to indicate that somehow the silent shutter mode on the Sony alpha 7 R Mark II (a7RII) might produce images that were slightly less sharp than the electronic first curtain shutter (EFCS) mode. 5.3. To make the example I simply started pushing the speed up until it became very obvious in the preview. Demonstrate what you can do with this tool & show how the camera furthers your vision. Any chance of comparing Ricoh GR, DP Quattro in a studio set up against the big boys ( Canon 5diii, Nikon D8xx, PhaseOne)? The most pronounced effects on bokeh are really apparent after 1/2000s. EFCS and Silent Shutter ZOOM ring operation can be reprogrammed a7II, a6000 - Sony 28/2, 21mm converter, 55/1.8, 16-70/4, Minolta 28-135, 100/2, 80-200 HS G, Minolta 100-300 APO D,MD 35-70/3.5, MC 50/1.4 Since I haven’t tested the a7R with this lens with my new protocol, I tested both cameras. Starting from £729.00. Yet, I would have believed the contrary, such is the sensation of greater purity and fluidity. Archive 2016 · Electronic Front Curtain Shutter on Sony A7 ii. This hybrid AF system is a combination of phase and contrast detect AF, which allows for much quicker AF acquisition than only contrast detection, which is found on both Sony A7R and A7S. The Sony A7 II comes with an improved version of the hybrid autofocus system found on its predecessor, offering up to 30% faster autofocus performance. Those are with the a7RII and the Sony 90/2.8 macro. Image processing for in-camera histograms, Making the in-camera histogram closely represent the raw histogram, Leica 90/2 Apo-Summicron ASPH-M on GFX 50S. What do you think? However, on certain cameras – specifically the Nikon D810 and D850 – turning on EFCS sometimes does not do anything. Thus, we have three sets of results: a7R, a7 with EFCS, and a7 without EFCS. Thus, we have three sets of results: a7R, a7 with EFCS, and a7 without EFCS. https://phillipreeve.net/blog/limitations-of-the-electronic-shutter-function/, https://www.fredmiranda.com/forum/topic/1453361, https://www.dpreview.com/forums/post/56328210. While most of them only offer an “electronic first curtain shutter” the A7s(II) and and A7rII even offer a completely silent, purely electronic shutter. Contact support. The EFCS may cause blur or ghost in image at situations such as when using high speed shutter (say 1/8000s) or wide aperture (f1.4 for example).
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