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23-02-2007, 11:02 AM
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#1 (permalink)
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Join Date: Mar 2005 Location: Merseyside
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Thanks: Gave 373, Got 732 | DSLR Experiment: Proposal Ahoy all! I am curious to know how one camera may perform against another. To that end, I propose that for those who own DSLR's to set you camera to the settings below (subject to amendment as yet), and post your 800x600 images. So, I suggest, subject to agreement, the following: DSLR Lens: Set to 100mm (crop factor of camera irrelivant) Mode: Manual Focal Distance: Open to suggestion Image Format: JPEG (easier for those who do not have a RAW editor) Aperture: F8 Shutter Speed: 1/100 Sec WB: Daylight ISO: 100 Focusing: Matrix Subject Matter: Open to Suggestion If anyone has any other settings suggestions, then please chop-in. This is intended for an outside, good daylight shot. The results can then be posted to see variations. No PP to be done AT ALL. Straight out of the camera only. If any of the Mods would like to offer their expertise on this one, then please feel free. |
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23-02-2007, 11:07 AM
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#2 (permalink)
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Join Date: Aug 2006 Location: Welwyn Garden City
Posts: 2,930
Thanks: Gave 699, Got 870 | Re: DSLR Experiment: Proposal
I dont have a DSLR myself, but if i did i would suggest that everybody takes
a picture of the same thing, say a macro shot of a brand new 2 pence coin
Or for the richer amongst you a £2 coin.
Only a suggestion and hope you dont mind me butting in
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23-02-2007, 11:08 AM
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#3 (permalink)
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Join Date: Dec 2001 Location: Amazingstoke
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Thanks: Gave 289, Got 425 | Re: DSLR Experiment: Proposal
So many variables of light and subject matter though....not sure what this will prove that somewhere like DPReview doesn't offer in the way of controlled shots.
I'm not shooting JPG anyway, if I want to get the best image from mine
Plus I don't have a macro lens. To be honest I'd expect any DSLR to produce an excellent macro shot of something like a coin when tripid mounted.
__________________ "All the technique in the world doesn’t compensate for the inability to notice." - Elliott Erwitt
"It's no good saying "hold it" to a moment in real life." - Lord Snowdon |
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23-02-2007, 11:11 AM
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#4 (permalink)
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Join Date: Nov 2005 Location: Guildford
Posts: 3,952
Thanks: Gave 293, Got 898 | Re: DSLR Experiment: Proposal
Dont they do comparisons like this some of the camera review sites (dpreview??) already?
I'm not sure how valid it would be if we all post our own pics as they'll all be different, so very difficult to compare.
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23-02-2007, 11:13 AM
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#5 (permalink)
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Join Date: Sep 2005 Location: Edinburgh
Posts: 339
Thanks: Gave 125, Got 59 | Re: DSLR Experiment: Proposal
Good ideal, the only problem i could see if the lens used. most folk have a couple of lenses that performe better in different situation. also some are just plain better lenses.
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23-02-2007, 11:14 AM
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#6 (permalink)
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Join Date: Mar 2005 Location: Merseyside
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Thanks: Gave 373, Got 732 | Re: DSLR Experiment: Proposal
The reason I didn't mention MACRO was simply that not everyone will have one, though I reckon non DSLR owners could offer an image.
As I said, not everyone shoots RAW, so hence the JPEG suggestion.
It's not intended to be a scientific experiment, just simply a direct comparison of image quality by using the same settings. Anyway, it was only a suggestion.
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23-02-2007, 11:14 AM
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#7 (permalink)
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Join Date: May 2001 Location: Shropshire
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Thanks: Gave 1,143, Got 1,013 | Re: DSLR Experiment: Proposal
Simply taking an image with different cameras at the same settings wouldn't be a proper test for people to base any decision of which might be the best camera (if that was your point). There are simply too many variables outside of the controls that you suggested.
As Radiohead has said, differing light for one. Even the No PP at all suggestion is flawed as different editing programs will process the resizing differently and produce differing results, then, what about lenses........blimey, it's a minefield!
__________________ EOS 5D Classic~EF 24-70mm f/2.8L~EF 70-200mm f/2.8L IS~EF 50mm f/1.4~580EXII Flickr Website Blog |
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23-02-2007, 5:31 PM
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#8 (permalink)
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Join Date: Sep 2005
Posts: 2,758
Thanks: Gave 637, Got 532 | Re: DSLR Experiment: Proposal
As a D50 owner....whats 100ISO? |
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23-02-2007, 5:32 PM
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#9 (permalink)
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Join Date: May 2003 Location: s wales
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Thanks: Gave 1,540, Got 758 | Re: DSLR Experiment: Proposal
What about the difference if someone shoots with L glass and the next person who shoots with a budget lens.Even in the exactly same place, with exactly the same light,quality is bound to be different.
Nice idea but I dont think it would give a true representation of each cameras abilities.
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23-02-2007, 6:40 PM
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#10 (permalink)
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Join Date: Aug 2006 Location: Welwyn Garden City
Posts: 2,930
Thanks: Gave 699, Got 870 | Re: DSLR Experiment: Proposal
Still might be interesting though to see all the different pics, no matter what the camera or lens is used.
it would have to be an identical object though, something we all have like a coin.
Also it would keep us off the streets at night |
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23-02-2007, 6:45 PM
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#11 (permalink)
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Join Date: May 2001 Location: Shropshire
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Thanks: Gave 1,143, Got 1,013 | Re: DSLR Experiment: Proposal Quote:
Originally Posted by tontoshorse As a D50 owner....whats 100ISO?  |
__________________ EOS 5D Classic~EF 24-70mm f/2.8L~EF 70-200mm f/2.8L IS~EF 50mm f/1.4~580EXII Flickr Website Blog |
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23-02-2007, 7:01 PM
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#12 (permalink)
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Join Date: Jan 2006 Location: Aberystwyth
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Thanks: Gave 330, Got 1,160 | Re: DSLR Experiment: Proposal Quote:
Originally Posted by vulkan75 What about the difference if someone shoots with L glass and the next person who shoots with a budget lens.Even in the exactly same place, with exactly the same light,quality is bound to be different. | Not at 800 pixels it won't.
To be honest, at 800 pixels you won't be able to gain much information at all. You certainly won't see the difference between 100 and 200 ISO, or the differce between a bog standard kit lens or an ' L' lens.
For me, the main difference between cameras is the handling. For example the D50 and the 350D will give very similar results, but IMO the D50 feels like a nicer camera to use.
Blimey, I remember when I first bought a manual Film SLR, and I choose a Nikon because the way you focused felt more natural (it was the other way around on the Canon)
Good idea, but as others have said, too many variables, and 800 pixels is not enough to make a real judgement.... unless it was a 100% crop |
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