On 18/09/2012, John Schroth wrote:


> One last bit of advice for people looking to get into scanning images.
> First, come up with a plan and do a lot of testing before you actually
> begin any scanning project. Richard's post noted a lot of details
> about file format type, resolutions and bit depths. Obviously he took
> careful consideration of what type of file formats and settings he was
> using for his project. You don't want to get half way into the project
> to find out you should have been scanning to some other option or
> different setting. The second is the importance of keeping one set of
> original raw (as in untouched) scans without adjustment. That way if
> you find you want to go back to the original because adjustments you
> made to the scan were less than perfect, you can. Third, after making
> any adjustments to an image, you want to back the adjustments off
> slightly. When you look at an image and make adjustments, persistence
> of vision comes into play. The longer you sit there and stare an an
> image, the more acceptable your changes become to your eyes. Even with
> professionals - I too-often see oversharpening, oversaturation, over
> compensation. Most often less is more (and better).
> 
I find sharpening is best avoided altogether. It just exaggerates the
grain and does nothing to help the picture.

Kodachrome does in any case have built in sharpening in the development
process.

Regards
-- 
Don Cox
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