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Digital vs. Mirrorless
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Aug 31, 2014 12:44:12   #
dcampbell52 Loc: Clearwater Fl
 
RichardSM wrote:
But is it capable of AF with the adapter?


Yes we had an 800 mm lens with the 1.25 tele on it on the Nikon 1 mounted on a tripod (of course) and I was teasing the Engineer that we could see from Melville into the window of an apartment building in Albany.
it gave a field of view of about the equivalent of a 2770mm lens.. Image was okay... was a very good tripod with good stability and was protected on 3 sides by building so that wind wasn't an issue... in the field with wind, vibration etc. could be iffy with that length but it was an interesting experiment.. If I could afford an 800 mm lens with the tele adapter, at $19,000.00 I am probably going to have something a little more substantial than a Nikon 1 for a camera.

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Aug 31, 2014 13:10:30   #
dcampbell52 Loc: Clearwater Fl
 
speters wrote:
Of course it is, there is no such thing as a mirror less DSLR, if it's mirror less, it can't be a DSLR!


Sure it can, the mirror is to transfer the image to the viewfinder.. (Amehta or Rongnongo correct me if I get this wrong)... I believe that when you put the camera into Live view, the mirror is up and you are looking at the image off of the sensor... or something similar which makes it function as a full frame or DX crop frame mirrorless camera ( with the mirror of course locked up) but it is a DSLR meaning Digital Single Lens Camera (no mention of mirror)

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Aug 31, 2014 13:40:49   #
Davethehiker Loc: South West Pennsylvania
 
kymarto wrote:
It is impossible to get an EVF that faithfully mirrors the resolution or dynamic range of the final image. I hate composing on a cartoon.


That's an interesting comment kymarto. It got me thinking. I understand where you are coming from. I have both Mirrored SLRs and mirrorless cameras. I much prefer prefer a view finder over looking at a small screen. (But I digress.) I find that it's difficult to anticipate the dynamic range one will have in the final image until post processing. A mirror might show you Dynamic Range that the sensor is incapable of capturing. On the other hand, an EVF provides a worse case preview of what the camera can capture. It will be better after PP. I find the light amplification that an EVF provides very helpful.

Just my 2 cents. I do like your cartoon analogy. :)

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Aug 31, 2014 13:53:16   #
Merlin1300 Loc: New England, But Now & Forever SoTX
 
speters wrote:
Canon already has a mirrorless with which you can use all your DSLR glass!
Yes - the EOS-M - but then you have to buy an adapter which pushes your DSLR glass further away from the camera body. This also kind of negates the primary benefit of the mirrorless camera which is smaller and lighter weight, both in lens construction and in the camera body.
http://www.bhphotovideo.com/c/product/1021045-REG/canon_6098b002wb_ef_m_lens_adapter_kit.html
The more I look at alternatives to my 7D, the more I become convinced that I should simply stick with what I have.
I DO want an AIO camera for easy travel / vacations - and have yet to see anything that beats the Canon SX50-HS - but that is for another thread.

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Aug 31, 2014 14:02:46   #
mechengvic Loc: SoCalo
 
Mark7829 wrote:
I don't think so. Dxo Mark did a comparison and the Nikon D810 and D800 blew the Sony A7S. and it beat the 7R http://www.dxomark.com/Cameras/Compare/Side-by-side/Nikon-D810-versus-Sony-A7S-versus-Sony-A7R___963_949_917


"Comparable"

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Aug 31, 2014 14:03:07   #
Cykdelic Loc: Now outside of Chiraq & Santa Fe, NM
 
amehta wrote:
We should be a little more precise about what we are discussing, DSLRs and MILCs (mirrorless interchangeable lens cameras). DSLRs come in two sensor sizes, full frame (35mm) and APS-C. MILCs currently are available in four sensor sizes:
1. full frame, 1x (Sony A7 series)
2. APS-C, 1.5x (Sony, Fuji)
3. micro 4/3, 2x (Olympus, Panasonic)
4. 1"/CX (Nikon 1)
so one advantage is that you get some more choices for smaller cameras.

Removing the mirror has some specific advantages. Not having a mechanical device to move is good for both reliability and vibration. The camera can be thinner because it does not need to have room for the mirror to flip up. A DSLR has to be at least as thick as the height of the sensor, the MILC does not. Because there does not need to be room for the mirror, the lens mount can be closer to the sensor. This means that wide angle lenses can be designed differently, allowing them to be smaller and lighter.

DSLR lenses are designed to be mounted a certain distance from the sensor, which is larger than the distance between the MILC lens mount and the sensor. That means there is room for the MILC to add an adapter to then mount the DSLR lens. Sony A-mount lenses can be attached to the Sony MILCs this way, and Nikon FX/DX lenses can be put on a Nikon 1 camera.

Some people consider the electronic viewfinder (EVF) an advantage, while others see it as a disadvantage. Each user has to decide that for themselves.
We should be a little more precise about what we a... (show quote)


Outstanding summary.....thanks.

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Aug 31, 2014 14:06:12   #
RichardSM Loc: Back in Texas
 
dcampbell52 wrote:
Yes we had an 800 mm lens with the 1.25 tele on it on the Nikon 1 mounted on a tripod (of course) and I was teasing the Engineer that we could see from Melville into the window of an apartment building in Albany.
it gave a field of view of about the equivalent of a 2770mm lens.. Image was okay... was a very good tripod with good stability and was protected on 3 sides by building so that wind wasn't an issue... in the field with wind, vibration etc. could be iffy with that length but it was an interesting experiment.. If I could afford an 800 mm lens with the tele adapter, at $19,000.00 I am probably going to have something a little more substantial than a Nikon 1 for a camera.
Yes we had an 800 mm lens with the 1.25 tele on it... (show quote)


Thanks for heads up.

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Aug 31, 2014 14:09:34   #
RichardSM Loc: Back in Texas
 
dcampbell52 wrote:
Yes we had an 800 mm lens with the 1.25 tele on it on the Nikon 1 mounted on a tripod (of course) and I was teasing the Engineer that we could see from Melville into the window of an apartment building in Albany.
it gave a field of view of about the equivalent of a 2770mm lens.. Image was okay... was a very good tripod with good stability and was protected on 3 sides by building so that wind wasn't an issue... in the field with wind, vibration etc. could be iffy with that length but it was an interesting experiment.. If I could afford an 800 mm lens with the tele adapter, at $19,000.00 I am probably going to have something a little more substantial than a Nikon 1 for a camera.
Yes we had an 800 mm lens with the 1.25 tele on it... (show quote)


Thanks for the heads up. Sorry for the double post

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Aug 31, 2014 14:44:18   #
ralphc4176 Loc: Conyers, GA
 
Yes, it's Sony's adaptor, and I did not know when I bought it that I would lose autofocus through it, or I probably would not have bought it. Now that I have it, I can use my A-mount Sony lenses from other Sony cameras on the a7R, but I have ordered an E-mount lens and a Sony flash for the Sony intelligent shoe on the camera. I purchased the a7R because of the 36 megapixel, full-frame image sensor.

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Aug 31, 2014 16:07:16   #
Reinaldokool Loc: San Rafael, CA
 
Teacher22 wrote:
Just wondering what is the advantage of a Mirrorless camera over a digital full frame camera? I'm interested in your comments.


I just bought one. Weight, also speed. Lens choices are much more limited at this time, but might get better. Because the mirror does not have to move, it can follow-focus and shoot faster and longer.

I chose an aps-c sensor. I considered the Fuji xt-1, but it would have almost doubled my total cost. Also reviews say it is better for people, less good with landscapes. I love my Sony a6000--after only two weeks--could change later. I really like the electronic viewfinder.

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Aug 31, 2014 16:09:28   #
spphoto Loc: Long Island,N.Y.
 
What Sony Adapter do you own.I have a Sony a6000 and a Sony adapter that allows me to mount my a-mount lenses and have autofocus

W
ralphc4176 wrote:
Yes, it's Sony's adaptor, and I did not know when I bought it that I would lose autofocus through it, or I probably would not have bought it. Now that I have it, I can use my A-mount Sony lenses from other Sony cameras on the a7R, but I have ordered an E-mount lens and a Sony flash for the Sony intelligent shoe on the camera. I purchased the a7R because of the 36 megapixel, full-frame image sensor.

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Aug 31, 2014 16:28:07   #
Hectorg
 
For a number of years I used a Canon with the Pellix mirror. I had four good Canon SLR's in addition to the Pellix. The main reason I used the Pellix, (the model was Canon RS), was that the mirror did not move, thus it was completely noiseless. The only thing that did move was the button taking the shot. I could stand four feet from a couple having a conversation and take a side view of both without them noticing. I am not fond of mirror slap, but it is interesting that even using the RS for several years, I always remained aware that I was taking a picture with a SLR and it was eerily silent. It was the last of the film cameras I sold, about three years ago/. The only time I was conscious of the lesser brightness of the viewfinder was if I looked through the finder immediately after looking through one my other Canon's. (My favorite among my others was my Elan 5 with the eye-focusing feature.)

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Aug 31, 2014 17:44:23   #
countryman60951 Loc: Bourbonnais, Il
 
Teacher22 wrote:
Just wondering what is the advantage of a Mirrorless camera over a digital full frame camera? I'm interested in your comments.


jerryc41 wrote that mirror less have smaller sensors but that is not totally true. I have a Sony a7R and it has a full frame sensor.
This camera is not perfect for everything but everything I currently shoot does an excellent job, allowing me to leave my Canon 7D at home. The 7D is a good camera in its own right but I am really impressed with the Sony.

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Aug 31, 2014 18:16:23   #
sirlensalot Loc: Arizona
 
I believe mirrorless are available in M4/3, aps-c, and full frame. What you save in weight with mirrorless, you trade for slower AF tracking. If you shoot sports at all, it may be a deal breaker. Other than that, they seem pretty good.

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Aug 31, 2014 18:25:49   #
Teacher22 Loc: Texas
 
Thanks for all the replys! This really turned out to be more of a conversation than I had anticipated.

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