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Archive 2013 · Official: Sony A7 and A7R Fullframe Mirrorless

  
 
philip_pj
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p.11 #1 · Official: Sony A7 and A7R Fullframe Mirrorless


douglas, I suspect some trickle down technology from the other 55mm Zeiss made recently, there was a reason for the size. The forthcoming CZ zoom is full of asph surfaces too - both the prime lenses are already, uh, being received well.

Does anyone know of a plain Sony A lens to E mount adapter? no mirror, AF, etc.



Oct 16, 2013 at 03:58 PM
alwang
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p.11 #2 · Official: Sony A7 and A7R Fullframe Mirrorless


philip_pj wrote:
douglas, I suspect some trickle down technology from the other 55mm Zeiss made recently, there was a reason for the size. The forthcoming CZ zoom is full of asph surfaces too - both the prime lenses are already, uh, being received well.

Does anyone know of a plain Sony A lens to E mount adapter? no mirror, AF, etc.


Yep, you can buy cheap A to E adapters off ebay, and they'll adjust the aperture mechanically (though without steps). If I get the A7 I'll probably end up buying the LA-EA4 though.



Oct 16, 2013 at 04:02 PM
Jman13
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p.11 #3 · Official: Sony A7 and A7R Fullframe Mirrorless


mco_970 wrote:
Pfffft, J-man, we all know you are going to buy one. I was waiting for you to admit you want the 55/1.8 lens. Saw that one coming from miles away.

Methinks the JMan doth protest too much.


Oh...I want it. A fast 50mm is one of my favorite lenses. Period. I don't know if I can bring myself to pay $1,000 for an f/1.8 one though. That's a really tough sell. I am FAR more likely to pick up an A7 and use it with manual focus lenses. If I pre-ordered, it would be just for the A7 body alone. My first native lens purchase would almost certainly be the Zeiss 24-70/4. I won't buy the 70-200/4, as I am not going to use lenses that large again...I hate lugging them. I don't think I can bring myself to buy a $1,000 55/1.8 when I have a very good 50/1.4, two very good 50/1.8s and a very good 57mm f/1.2 already sitting on a shelf. So yes, I want it, but the 55/1.8 is far easier to resist. I'm sure if these sell well Sigma will release a far cheaper and probably just as good 50/1.8 or 1.4. I was using the price comparisons as a means for talking myself out of purchasing the A7 right now.

I do think I'll eventually end up with an A7 for manual focus stuff, and probably a native lens or two, depending on how the roadmap plays out and how they go. I am not in the mood for carrying a big heavy kit again, though, so anything I would get for this will need to be relatively small and light. I do need to hold off, though. There is no rational reason for me to get one right away, and I'll probably rent one for a week to see if I really like it.



Oct 16, 2013 at 04:02 PM
Jeff Kott
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p.11 #4 · Official: Sony A7 and A7R Fullframe Mirrorless


carstenw wrote:
Agreed. The only place this camera might make a lot of sense right away is for adapting SLR/DSLR lenses.


I think this is narrow thinking.

Irrespective of how the A7R performs with rangefinder wides, I think I'm going to have a great time using my 50 and 90 Crons on it and even if it doesn't work well with my ZM 35/2.8, I'll bet my CV 35/1.2 does just fine. In fact, I'm confident enough that I pre-ordered mine.



Oct 16, 2013 at 04:07 PM
artur5
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p.11 #5 · Official: Sony A7 and A7R Fullframe Mirrorless


Michael Gordon wrote:
Any indication of an electronic first curtain option with these two new critters? Perhaps I missed it. I wonder if shutter shoock will be an issue.

I've read in one of the previews ( I forgot which one) that the A7 has an electronic first curtain but the A7r doesn't. Take this with a grain of salt because there're other specs. which aren't clear yet - such as the LCD being 920K or 1,22M dots, and the peaking implementation being RX1 style or NEX style.



Oct 16, 2013 at 04:11 PM
snapsy
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p.11 #6 · Official: Sony A7 and A7R Fullframe Mirrorless


Jman13 wrote:
Oh...I want it. A fast 50mm is one of my favorite lenses. Period. I don't know if I can bring myself to pay $1,000 for an f/1.8 one though. That's a really tough sell. I am FAR more likely to pick up an A7 and use it with manual focus lenses.


Me too, 50mm is by far my favorite focal length. An RX1 with a 50mm f/1.8 or f/1.4 would have put me in hog heaven. If you can accept MF there are lots of great options, ranging from very cheap (Minolta MD/MC Rokkor 50mm/f1.4, Canon FD 50mm, Nikon 50mm f/1.8)...to more expensive ones like the Voigtlander 50mm f/1.5.



Oct 16, 2013 at 04:17 PM
snapsy
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p.11 #7 · Official: Sony A7 and A7R Fullframe Mirrorless


artur5 wrote:
I've read in one of the previews ( I forgot which one) that the A7 has an electronic first curtain but the A7r doesn't. Take this with a grain of salt because there're other specs. which aren't clear yet - such as the LCD being 920K or 1,22M dots, and the peaking implementation being RX1 style or NEX style.


That might explain why the A7r is so loud. There is a huge difference in shutter noise on my 5N when using both curtains vs just the second curtain.



Oct 16, 2013 at 04:18 PM
Guari
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p.11 #8 · Official: Sony A7 and A7R Fullframe Mirrorless


Guys & gals, sorry for the "dumb" questions, but I'll ask anyhow.

What does CZ mount refer to?

Are there any native (sony made) mount adapters for other mounts or is that only third party makers? I would be interested in a Nikon mount.

Does the Sony FE 55 look better than the 35 2.8? My favorite FL is 35 but 55 also does the job.

Are there any WA lenses from third party that could be promising on the New sony? i am thinking Of Zeiss, maybe Contax? I don't have the funds for anything Leica. Iq and well corrected, good corners would be my interest. Anything around 24 to 28. Maybe the nikon 28g. i kniw this would be only speculation. I just don't have any experience in Alts.

Edit: would mount adapters impact AF capability? For Nikon.

Thanks




Oct 16, 2013 at 04:25 PM
millsart
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p.11 #9 · Official: Sony A7 and A7R Fullframe Mirrorless


I've read some reviews which stated that "loud" is subjective. Its loud compared to a leaf shutter RX1, but I've also read it is still quieter than some DSLR's.




Oct 16, 2013 at 04:29 PM
philip_pj
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p.11 #10 · Official: Sony A7 and A7R Fullframe Mirrorless


Smart move to fit a 1/8000s pro level shutter for the intended audience to head off the RX1 complaints of 'where is the ND filter' when using f1.4 optics.

for carsten and Vern, a piece my MR who got a play pre-release:

'For some photographers (myself included) putting Leica M mount lenses on the Sony A7R may be reason enough to break out a bottle of Veuve Cliquot champagne and celebrate. Using an M to E adapter (I have a Metabones), virtually every Leica M lenses that I own works well on the A7R. Some of the ultra-wide and very wides do vignette, so be aware of this. There is no software correction for this, because we're mixing and matching. With other systems where the lens and camera are from the same company there's a lot of magic that can be done in firmware.

I had neither the time nor the full selection of lenses to test in detail what works and what doesn't, but I think it fair to say that most retrofocus design Leica M lenses will work on the A7R. When you consider that this camera has a high resolution EVF, focus peaking, intelligent Auto-ISO – so manual aperture lenses can be used in a semi-automated manner, and of course a 36 Megapixel sensor, this is hot stuff indeed.

In my opinion, anyone who owns a set of (or even a few) high quality M series Leica optics should seriously look at the Sony A7R. They make for a killer combination, and the Sony costs less then a third of an M240 camera. Just test that the lenses that you plan on using work as you expect before taking the plunge.'

I also loved the beardy hipster in the SAR video who seemed to be experiencing focus magnification for the first time, reading fine print on a distant sign...he seemed not to believe what he was seeing...priceless.

Edited on Oct 16, 2013 at 04:40 PM · View previous versions



Oct 16, 2013 at 04:38 PM
Steve Spencer
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p.11 #11 · Official: Sony A7 and A7R Fullframe Mirrorless


Guari wrote:
Guys & gals, sorry for the "dumb" questions, but I'll ask anyhow.

What does CZ mount refer to?

Are there any native (sony made) mount adapters for other mounts or is that only third party makers? I would be interested in a Nikon mount.

Does the Sony FE 55 look better than the 35 2.8? My favorite FL is 35 but 55 also does the job.

Are there any WA lenses from third party that could be promising on the New sony? i am thinking Of Zeiss, maybe Contax? I don't have the funds for anything Leica. Iq and well corrected, good corners
...Show more

I have heard that Sony is going to make a converter for Nikon and Canon, but I haven't seen that confirmed. Maybe someone else knows whether Sony has confirmed that. The rumours that I heard is that it would allow AF, but how well it would work is still a mystery. It might work better on the A7 than the A7r because the A7 has phase detect AF like Nikon uses for its AF and the A7r relies on only contrast dectect AF. There will be good lenses to adapt. An very good cheap option would be the Olympus OM 24mm f/2.8. A multi-coated one is quite sharp and very small. There is also the ZF2 25mm f/2, which is a nice lens but it is reported that it never completely sharpens up in the corners. At 28mm I really liked my Contax/Yashica mount Zeiss 28mm f/2.8. This lens is very contrasty with a lot of micro contrast and it isn't that expensive. There is also the Zeiss 28mm f/2, which is a larger lens and although it has some field curvature is still a very nice lens. It is available as a ZF2, so you could use it on your Nikon as well.



Oct 16, 2013 at 04:38 PM
michael49
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p.11 #12 · Official: Sony A7 and A7R Fullframe Mirrorless


Has anyone actually shown any examples of the A7r working better with non-native wide lenses than the A7 or is this strictly theoretical at this point? - because I don't need 36mp and I'm a cheap bastard.

If I order the A7 I will plan to use it with only Alt. lenses, at least to start.



Oct 16, 2013 at 04:42 PM
philip_pj
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p.11 #13 · Official: Sony A7 and A7R Fullframe Mirrorless


The adapter industry is cranking into overdrive as we speak. I have the 28/2.8 also and think it will be perfect on the a7r. I would like to use the 21mm as well, now I feel reassured about the body strength for ~600 gram lenses.

Sony have invested plenty in (even) better colour, and are strong partners with CZ so...any Zeiss lens will likely work great in that respect - microcontrast and colour.



Oct 16, 2013 at 04:45 PM
RustyBug
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p.11 #14 · Official: Sony A7 and A7R Fullframe Mirrorless


hiepphotog wrote:
Rusty, I think you misunderstood me. What I meant is that as the rear element sits further away from the sensor (just like the normal and telephoto rangefinder lens), the incident angle would be more likely perpendicular to the sensor than if it sit too close to the sensor. That's why I said most of the color cast, corner smearing issues happen in small WA rangefinder lenses, and not the big SLR WA lenses. So even if the TS lens performs well on the 7R, it would not be an indicator of the WA RF performance.


Gotcha ... yes, I misunderstood your intent. Mine was that final output of WA T/S glass with Sony's new sensor approach could match up nicely. +1 @ rangefinder lenses are still going to be steep angle challenged ... we'll see how much the revised sensor offsets those steep angles issues (I'm not holding my breath just yet for legacy rangefinder UWA glass to be fully resolved) in legacy vs. future development glass.

I suspect that glass designed to project in conjunction with the offset may help. Not exactly a curved sensor to yield equi-distance, but it's at least thinking about the angle of projection, if not the distance ... diggin' the trig.

Edited on Oct 16, 2013 at 04:54 PM · View previous versions



Oct 16, 2013 at 04:51 PM
ct8282
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p.11 #15 · Official: Sony A7 and A7R Fullframe Mirrorless


If I wanna slap my Nikon glass on this beauty what adaptor would I need peeps?


Oct 16, 2013 at 04:52 PM
wiseguy010
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p.11 #16 · Official: Sony A7 and A7R Fullframe Mirrorless


eosfun wrote:
The camera that killed the DSLR


And when Nikon tomorrow announces a 56MP D4X or D900 the world is different again.

But these new Sony cameras are quite attractive.

Edited on Oct 16, 2013 at 04:57 PM · View previous versions



Oct 16, 2013 at 04:55 PM
serhan_
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p.11 #17 · Official: Sony A7 and A7R Fullframe Mirrorless


Gx7 1/8000sec shutter is louder then the 1/4000sec e-m1 also. I checked the Sony store specs for Nex6, A7, & A7R shutter and it says all same:

•Shutter Type : Electronically-controlled, vertical-traverse, focal-plane type



Oct 16, 2013 at 04:56 PM
hiepphotog
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p.11 #18 · Official: Sony A7 and A7R Fullframe Mirrorless


ct8282 wrote:
If I wanna slap my Nikon glass on this beauty what adaptor would I need peeps?


For a small lens, Novoflex or Rayqual. For a big lens, Metabones. I assume you know that if you don't have the aperture ring on the lens, you don't have precise aperture control with these adapters.



Oct 16, 2013 at 04:57 PM
Guari
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p.11 #19 · Official: Sony A7 and A7R Fullframe Mirrorless


Steve Spencer wrote:
I have heard that Sony is going to make a converter for Nikon and Canon, but I haven't seen that confirmed. Maybe someone else knows whether Sony has confirmed that. The rumours that I heard is that it would allow AF, but how well it would work is still a mystery. It might work better on the A7 than the A7r because the A7 has phase detect AF like Nikon uses for its AF and the A7r relies on only contrast dectect AF. There will be good lenses to adapt. An very good cheap option would be the Olympus
...Show more


Thank you for the insightful answer.

The only way for this to work for me monetarily would need for me to sell the D800, the 16-35g and the 24-120g. Long term, I'm thinking of something like the A7r, the native 55 and/or native 35, and a 24 with good iq. I would keep the 85g I already have. Long term is a key term here

I just see this being more satisfying to my shooting approach than the D800 I have and love. i'm just not using it as much as I'd like due to size.

My wife would keep her d600 with a couple of her lenses. I prefer primes, the 85 I'd keep as i already have it.

Thanks

Edited on Oct 16, 2013 at 05:01 PM · View previous versions



Oct 16, 2013 at 04:58 PM
Jeff Kott
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p.11 #20 · Official: Sony A7 and A7R Fullframe Mirrorless


wiseguy010 wrote:
And when Nikon tomorrow announces a 56MP D4X or D900 the world is different again.
.


The world will be the same in that we'll have lots of posters here saying that they don't need 56 MP since 36 MP is enough. Others will say that 36 MP is the "sweet spot" for FF sensors.


Edited on Oct 16, 2013 at 05:04 PM · View previous versions



Oct 16, 2013 at 04:58 PM
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