Archived posting to the Leica Users Group, 2001/07/04

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: Re: [Leica] Naive question re scanning
From: "Mxsmanic" <mxsmanic@hotmail.com>
Date: Wed, 4 Jul 2001 21:56:17 +0200
References: <p05010410b766c9bb0434@[64.130.153.253]> <OE1671mrvoGdKO8FNpy00003b6f@hotmail.com> <006c01c103bb$8ae7cfa0$0300000a@marklaptop>

Mark E Davison writes:

> After you scan the print, you can expand the
> dynamic range in photoshop to anything that you want.

No, you cannot.  You have only the range in the original print.  Spreading it
out over a larger range of intensities changes nothing.

> There is certainly no reason to not use the
> entire dynamic range of the monitor.

Of course, but since the range of a print is so limited, it really doesn't
matter.  You don't have enough information to fill that range in the first
place.

> The fact that the optical density range of negatives
> is greater than the reflectance density range of
> prints is a bit of a red herring.

It's painfully obvious when you compare scans of prints with scans directly from
film.

> The beautiful images on Ralph Gibson's website
> (www.ralphgibson.com) are all scans from prints.

They definitely look like scans from prints.

In reply to: Message from Herbert & Lee Kanner <kanner@acm.org> ([Leica] Naive question re scanning)
Message from "Mxsmanic" <mxsmanic@hotmail.com> (Re: [Leica] Naive question re scanning)
Message from "Mark E Davison" <dmark8@qwest.net> (Re: [Leica] Naive question re scanning)