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Archive 2020 · R5 banding in high iso shots?

  
 
AvianScott
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p.2 #1 · R5 banding in high iso shots?


Here's one of Jared Polin's images I ran through lightroom quick. He was probably not too far back from MFD, so it's possible the lens does quite well near MFD but gradually gets worse the further away a subject is.

I wouldn't be disappointed in this with a $900 800mm lens.

EDIT: I see now this was with the R6, not the R5. I'm sure the high pixel density of the R5 doesn't work as well with the 800.







Jul 22, 2020 at 07:37 PM
Pius Sullivan
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p.2 #2 · R5 banding in high iso shots?


AvianScott wrote:
Here's one of Jared Polin's images I ran through lightroom quick. He was probably not too far back from MFD, so it's possible the lens does quite well near MFD but gradually gets worse the further away a subject is.

I wouldn't be disappointed in this with a $900 800mm lens.

EDIT: I see now this was with the R6, not the R5. I'm sure the high pixel density of the R5 doesn't work as well with the 800.


I'm not seeing the detail in that photo taken at f/11, there is no doubt the eye is very sharp but the feather detail is missing big time...



Jul 22, 2020 at 08:11 PM
arbitrage
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p.2 #3 · R5 banding in high iso shots?


Pius Sullivan wrote:
I'm not seeing the detail in that photo taken at f/11, there is no doubt the eye is very sharp but the feather detail is missing big time...


I think some of it is the thin DOF though. I did process the DNG and it looked pretty good after Topaz. Still it is falling a little short for a point blank eagle head shot...you should be able to see the cross barbs in this type of shot with a good lens (and that doesn't have to be a $12K 600/4).

The big question is how bad it falls apart as you start to get further away. That is by far where the $12K lenses pull way apart from other lenses. I worry about the people buying the 800 and then overreaching to birds that are too far even for a 1200mm $12K lens and are going to be severely disappointed...but I guess that happens regardless.







Jul 22, 2020 at 08:31 PM
lighthound
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p.2 #4 · R5 banding in high iso shots?


Absolutely nothing wrong with that eagle shot from a $900 800mm lens.
Does it compare with a $12000 lens? Shit no and why would anyone think it should/could or would?

Perspective people. Perspective.

Canon will not be able to keep up with demand on this lens.

Hell, Sony shooters would probably be their biggest customer if Sony could find a 3rd party to make an adapter for them.



Jul 22, 2020 at 08:55 PM
AmbientMike
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p.2 #5 · R5 banding in high iso shots?


I'm not sure what to make of the banding in the DPReview image comparison tool. The $10k 100mp 33x44 Fuji showed banding in shadows a bit, I think only raised 2 stops. A7r4 had banding, granted at a rather extreme setting, the A7r3 didn't have. Now the R5 is apparently showing banding at a relatively low iso, and raising the shadows is similar to just setting the iso higher to begin with. Is this just an issue of extreme examples, is something goofed up, or is it dead on accurate?

I'd be curious if files processed in DPP had this issue. DPP was apparently noticeably better on the 90D, at least at first, from what I read here

Edited on Jul 22, 2020 at 09:32 PM · View previous versions



Jul 22, 2020 at 09:20 PM
AmbientMike
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p.2 #6 · R5 banding in high iso shots?




AvianScott wrote:
Here's one of Jared Polin's images I ran through lightroom quick. He was probably not too far back from MFD, so it's possible the lens does quite well near MFD but gradually gets worse the further away a subject is.

I wouldn't be disappointed in this with a $900 800mm lens.

EDIT: I see now this was with the R6, not the R5. I'm sure the high pixel density of the R5 doesn't work as well with the 800.


The eye is sharp, most of the feathers to the right of the eye are oof. As is the tip of the bill, probably a bit before, too.

Dof razor thin at 800mm. And he's shooting from below, which seems to make it worse, as far as differing distances.



Jul 22, 2020 at 09:28 PM
cameron12x
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p.2 #7 · R5 banding in high iso shots?


It seems to me to be more of a DOF issue than a sharpness issue (but I'm sure a $12k lens would be sharper).


Jul 22, 2020 at 10:16 PM
Pius Sullivan
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p.2 #8 · R5 banding in high iso shots?


lighthound wrote:
Absolutely nothing wrong with that eagle shot from a $900 800mm lens.
Does it compare with a $12000 lens? Shit no and why would anyone think it should/could or would?

Perspective people. Perspective.

Canon will not be able to keep up with demand on this lens.

Hell, Sony shooters would probably be their biggest customer if Sony could find a 3rd party to make an adapter for them.


Canon 5DSR + 100-400 II





This what the 600 III + 1dx II looks like....




Jul 22, 2020 at 10:46 PM
Uarctos
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p.2 #9 · R5 banding in high iso shots?


Shooting a subject from below means that the sensor is not paralleled with it, so only a minor part of the subject will be in focus. I'll wait for some more photos before judging this lens.


Jul 23, 2020 at 01:49 AM
Ralph Conway
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p.2 #10 · R5 banding in high iso shots?


AvianScott wrote:
He somehow found a way to convert them to DNG so they can be processed in LR.


Yes, but ISO 4000 is the highest ISO example he offered.




Jul 23, 2020 at 05:31 AM
Ralph Conway
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p.2 #11 · R5 banding in high iso shots?


therealthings wrote:
Studying the images on DPR, i can see banding show from the night shots @ ISO6400 and up.

https://www.dpreview.com/sample-galleries/7757595702/canon-eos-r5-sample-gallery/1218488938

Switch back and forth between the 25600 image and the 6400 image and you know where to look.
What do you guys think about this. Am i seeing ghosts, or do we have a 5D mark II like problem?


It might be the processing or firmware. Didnīt DPR had a production R6 only (but no final R5)?
I compared the ISO 12800 shot of DPR from the link above with Gordon Laings two ISO 12800 shots of the final production R5. The DPR shot shows clear visible banding if the gradient curves are rased. But I can not see any banding in Gordon Liangs night shots.

Here is the link to Gordon Liangs shots again:
https://www.flickr.com/photos/cameralabs/50128952933/in/photostream/



Jul 23, 2020 at 05:58 AM
Kameratrollet
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p.2 #12 · R5 banding in high iso shots?




AvianScott wrote:
He somehow found a way to convert them to DNG so they can be processed in LR.

Change three Exif tags, convert to DNG, change back the three Exif tags.



Jul 23, 2020 at 06:12 AM
arbitrage
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p.2 #13 · R5 banding in high iso shots?


Ralph Conway wrote:
It might be the processing or firmware. Didnīt DPR had a production R6 only (but no final R5)?
I compared the ISO 12800 shot of DPR from the link above with Gordon Laings two ISO 12800 shots of the final production R5. The DPR shot shows clear visible banding if the gradient curves are rased. But I can not see any banding in Gordon Liangs night shots.

Here is the link to Gordon Liangs shots again:
https://www.flickr.com/photos/cameralabs/50128952933/in/photostream/


DPR states these images are from their production R5. They had the R6 first and that is why the review came out first but even in that review they said they had just received their production R5 and would be working away on the review for it.



Jul 23, 2020 at 06:46 AM
photoin.nyc
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p.2 #14 · R5 banding in high iso shots?


He has this astro shot and I don't see any signs of banding at all.

https://flic.kr/p/2jnN1Ub

arbitrage wrote:
DPR states these images are from their production R5. They had the R6 first and that is why the review came out first but even in that review they said they had just received their production R5 and would be working away on the review for it.





Jul 23, 2020 at 08:11 AM
Zenon Char
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p.2 #15 · R5 banding in high iso shots?


There is something going on with those DPR shots. The ISO 102,000 night shot is awful. I find it hard to believe that would be something Canon would release this day and age.


Jul 23, 2020 at 08:19 AM
arbitrage
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p.2 #16 · R5 banding in high iso shots?


photoin.nyc wrote:
He has this astro shot and I don't see any signs of banding at all.

https://flic.kr/p/2jnN1Ub



Agreed, I just threw that jpeg into LR and cranked up exposure 3 stops and can't see any.

May be related to what shutter mode was used??

Although I also downloaded the DPR 6400 shots and cranked its exposure, played around with dehaze to extremes and don't really see the banding in that file either.

So maybe it really is only showing itself at the real high-ISO??

Edited on Jul 23, 2020 at 08:57 AM · View previous versions



Jul 23, 2020 at 08:49 AM
roanjohnnyc
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p.2 #17 · R5 banding in high iso shots?


.........is it me or Canon sensors have been plagued with banding on high ISO? I remember this issue since the 20D days


Jul 23, 2020 at 08:55 AM
Ralph Conway
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p.2 #18 · R5 banding in high iso shots?


photoin.nyc wrote:
He has this astro shot and I don't see any signs of banding at all.

https://flic.kr/p/2jnN1Ub



This is 6400 only. In ISO 6400 the DPR files doenīt show banding, too.



Jul 23, 2020 at 09:37 AM
therealthings
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p.2 #19 · R5 banding in high iso shots?


I still find it odd though i could not find banding in the jpg's from Gordon either. But it sure is something i will test thoroughly when i get the R5 since night photography is what we do a lot with our cameras. And i will only order a 2nd camera when it's free of this banding issue i have seen on the DPR website.


Jul 23, 2020 at 09:43 AM
Ralph Conway
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p.2 #20 · R5 banding in high iso shots?


arbitrage wrote:
DPR states these images are from their production R5. They had the R6 first and that is why the review came out first but even in that review they said they had just received their production R5 and would be working away on the review for it.


Okay. But there is banding visible in the DPR files at ISO 12.800 and higher, while I can not detect any in the Liangs 12.800 sample pictures no matter how strong I drag the sliders in PS.



Jul 23, 2020 at 09:45 AM
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