Yahoo Groups archive

Digital BW, The Print

Index last updated: 2026-04-28 22:56 UTC

Message

Re: [Digital BW] Bit depth, was Minolta DiMAGE Scan Multi PRO

2001-09-26 by mh@toomanyartists.com

Tri-X is probably one of the lighter b&w films. maybe...


--- In DigitalBlackandWhiteThePrint@y..., Johnny Deadman <john@p...> 
wrote:
> on 9/26/01 5:27 PM, Austin Franklin at darkroom@i... wrote:
> 
> > Supra 100 has a base of .28/.74/.91 and a max of 2.41/2.81/3.15.  Tri-X has
> > a base of .19 and a max of 2.16.
> > 
> > That's a B&W density range of 1.97, and a color of 2.13/2.07/2.24.
> 
> something is very squiffy here, then, because it is possible to 'block up'
> highlights in BW neg to the extent that my sprintscan 4000 can't get through
> them, whereas I simply can't do that using any color neg, including Supra
> 100. Moreover, placing the negs side by side on a light table, the color neg
> subjectively lets more light through.
> 
> I'm not saying you didn't read what you read on the densitometer, only that
> it's contrary not only to received wisdom (yeah, right) but also to my
> personal experience.
> 
> -- 
> John Brownlow
> 
> http://www.pinkheadedbug.com

Attachments

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.