Thanks for your ideas, Jon. I didn't know that PhotoBox require
sRGB ...
But you don't need to change the resolution of your files for the web,
just change the size. I don't think that browsers care whether it's
300 or 72ppi.
Chris
On 19 Feb 2008, at 22:10, Jon Mitchell wrote:
> I shoot in Adobe RBG. Everything is processed in Adobe RGB, 16-bit,
> 300ppi. PSD files are saved as such. I then have a PS action set
> up to
> create a Hi-Res sRGB 8-bit JPEG from the finished PSD file (which I
> send
> off for printing if required), and yet another action set up to
> create a
> Lo-Res sRGB 8-bit JPEG - resized to 800 pixels on the longest side and
> 72ppi - which I then use for posting on the web, browsing on my
> computer, etc.
>
> As someone else here has posted, adobe RGB has a wider dynamic range
> or
> something like that. My logic is that it is better to work with that,
> and then convert to sRGB at the final stage. I must admit to having
> done zero comparative testing with this, so YMMV, etc....
>
> To add further to this - I consider it critical that if the printing
> lab
> you are sending the files to is going to work in sRGB then you must
> send
> them the files in sRGB. Never trust their "automated systems" to
> convert for you. I have discovered this when I sent 250 files off to
> get 6x4's of them all as proofs, only to discover that the files
> were in
> Adobe RGB. The prints came back looking wrong, to varying degrees
> depending on picture content. Generally, slightly milky with a slight
> green hue to the whites.
>
> In my case, I use PhotoBox and they clearly state that files should be
> sent in sRGB format (for prints up to silly-big-size at least). My
> stupid fault really, I knew it and didn't check the files I was
> sending.
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