Re: Primer on photographic exposure, etc.
Re: Primer on photographic exposure, etc.
- Subject: Re: Primer on photographic exposure, etc.
- From: José Ángel Bueno García <email@hidden>
- Date: Tue, 21 May 2013 22:25:57 +0200
Can I know what are we talking about step by step?
Profiling/characterization of lens?. Color management for reproducing art
and documents?. Color management with available light outdoor/indoor?.
Photoshop yes but no. RPP, Capture One,...
2013/5/21 Ben Goren <email@hidden>
> On May 21, 2013, at 10:22 AM, Ben Goren <email@hidden> wrote:
>
> > On May 21, 2013, at 9:27 AM, José Ángel Bueno García <email@hidden>
> wrote:
> >
> >> As you might know, the angle of view is not a problem but the direction
> of light yes.
> >
> > What it took me a while to figure out is that the two are very closely
> related.
>
> Thinking about this further, optimum geometry for copy work is probably
> 45° + (1/2 angle of view)/0. For a 50mm lens, that would be 68°/0, much
> steeper than I've been using. For 24mm, that's 87°/0 -- almost perfect side
> lighting and easily explaining my problems. For 180mm, it's 52°/0, close
> enough to 45°/0 that nobody is going to notice.
>
> Cheers,
>
> b&
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