View Full Version : Advantage of ISO expansion on 20D?
DallasG
23rd of May 2006 (Tue), 22:11
Are there advantages/disadvantages to setting the ISO setting to on - on the 20D?
Thanks
Woolburr
23rd of May 2006 (Tue), 22:18
The advantage is the ability to get a shot that might not otherwise be possible in low light situations. I don't know why they don't just make it standard. Noise levels might be an issue for some, but a noisy image is better than no image at all when push comes to shove.
superdiver
23rd of May 2006 (Tue), 23:40
Crank up the ISO for low light shots. Like in gyms and badly lit places...
DallasG
24th of May 2006 (Wed), 01:25
Superdiver, I got that part figured out, I just couldn't understand why 3200 wouldn't be on the standard selection list without modifying custom functions, as if there was some reason someone wouldn't want it on the list to begin with...?
alias_man25
24th of May 2006 (Wed), 01:50
because if you shoot at 3200 your shots with be so grainy its not even funny, even at 1600, if your shooting night shots outside, and u look at the black sky or anything else close to black, its pretty grainy, and it would just be 2x worse at 3200, so thats why i think they dont have it as one of the listed ones.i have a 30D and i dont even know how to get it up to 3200, but 1600 is too grainy for me, so i wouldnt want to even TRY to shoot at 3200.....but thats just me
andydajo
24th of May 2006 (Wed), 02:00
because if you shoot at 3200 your shots with be so grainy its not even funny, even at 1600, if your shooting night shots outside, and u look at the black sky or anything else close to black, its pretty grainy, and it would just be 2x worse at 3200, so thats why i think they dont have it as one of the listed ones.i have a 30D and i dont even know how to get it up to 3200, but 1600 is too grainy for me, so i wouldnt want to even TRY to shoot at 3200.....but thats just me
Use the custom function 8, switch it to postioin 1 - ON, this will allow ISO 3200 on the 30D.
René Damkot
24th of May 2006 (Wed), 02:15
but 1600 is too grainy for me, so i wouldnt want to even TRY to shoot at 3200.....but thats just me
Guess you never shot Tmax 3200 or Konica 3200 :lol:
alias_man25
24th of May 2006 (Wed), 02:22
andy: what is this custom function 8 your talking about??
René Damkot: nope because i dont even know what those are haha
calicokat
24th of May 2006 (Wed), 02:23
ISO 1600 and 3200 are very usable on the 20D and 30D. If you want them smooth, get neat image or noise ninja.
alias_man25
24th of May 2006 (Wed), 02:24
ok andy nevermind i figured it out haha
alias_man25
24th of May 2006 (Wed), 02:25
does CS2 work good for fixing those??
superdiver
24th of May 2006 (Wed), 10:10
There isnt a way to up the ISO on the 350D is there?
RTMiller
24th of May 2006 (Wed), 12:54
I have to disagree with Aliasman. You can very much get acceptable pictures at 3200 (below is an example). Of course you have to run some noise reduction. I agree with the others who say that 3200 should be available by default. There is no need to turn it off, just don't use it if you don't want to.
http://rtmiller.smugmug.com/photos/71361201-L.jpg
PAS Photography
24th of May 2006 (Wed), 13:02
I agree, I have used 3200 with noise ninja and captured images that would be impossible otherwise. I was the photographer at an IKF kickboxing event and captured fight photos in a dimly lit room with only 4 spot lights on the ring. ISO 3200, f3.5, 1/125 to capture some movement but not be blurry. Flash is not allowed during any fight (kickboxing or boxing). The images were then corrected in noise ninja and most of the fighters purchased prints because no one is allowed cameras in any fight except for the event photog. I wouldnt recommend doing larger than 8x10 or myabe 11x14 uncropped with ISO 3200 though.
alias_man25
24th of May 2006 (Wed), 13:57
so this means i'm going to have to learn how to use my Photoshop CS2 or get that noise ninja program??
i'm not a computer guy but i guess i'll have to do it haha
claudermilk
24th of May 2006 (Wed), 20:00
I'll chime in as another who finds 3200 perfectly usable on the 20D. My typical shooting environment forces me there more often than not. Noise has very rarely been an issue--the 20D is simply amazing in that regard & is a large part of why I chose it over a year ago.
monkey
27th of May 2006 (Sat), 05:40
Someone said to me that Canon don't include it as standard as many pro photographers don't like to use it unless it's absolutely necessary so by being able to turn it off you can still swith to a more useable high ISO quickly without having to come back one on the wheel each time.
I think it particularly suits live music as in such extreme lighting conditions the grainy effect can really add atmosphere.
I've used it at the Brixton Academy and got some decent results though without something like Noise Ninja I doubt I'd use it for the more usual stuff. Call me self-critical!
:p
photoshooter
27th of May 2006 (Sat), 07:06
heres a pic i did no flash at 3200 and these cars were racing
JCR
27th of May 2006 (Sat), 07:12
If you don't have a noise reduction plugin you can still eliminate a fair amount of noise by selecting one of the colour channels and blurring/despeckle it, without losing much if any detail in the image.
Which channel depends on the noise, try red first.
lakiluno
27th of May 2006 (Sat), 08:15
so this means i'm going to have to learn how to use my Photoshop CS2 or get that noise ninja program??
i'm not a computer guy but i guess i'll have to do it haha
Hey
I just went on your website. I know I shouldn't really go off topic, but can I suggest that you get some form of gallery system, as a page with 35+ full size images is just overkill. If you havge PHP and imagemagick, pickle gallery will index all the images in a folder and make thumbnails out of them. If not, something like JAlbum will make an HTML gallery.
Leo
Pyrex
27th of May 2006 (Sat), 08:17
heres a pic i did no flash at 3200 and these cars were racing
Nah, thats a staged pic... steel reinforcement to hold up the cars, and a little bit of dry ice to create the smoke effect.... only joking.:lol:
Nice shot..
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