Re: filmscanners: Nikon Coolscan 4000ED Review

["Dicky" <corbettr@dircon.co.uk>]

----- Original Message -----
From: "Tony Sleep" <TonySleep@halftone.co.uk>
To: <filmscanners@halftone.co.uk>
Sent: Friday, March 30, 2001 8:46 AM
Subject: Re: filmscanners: Nikon Coolscan 4000ED Review


> On Thu, 29 Mar 2001 17:33:24   Mikael Risedal (risedal@hotmail.com) wrote:
>
> > There is a problem with the film holders and flatness of the film. No
film
> > are exactly flat,  and ED 4000 overall  sharpness are not good  because
of
> > curved film..
>
> The only scanners I have ever seen this problem on have been Nikons,
unless
> film is grossly curved. Even fixed focus scanners seem to cope. I think
that
> the relatively low brightness of Nikon's LED lightsource compels them to
use a
> much wider aperture than scanners using flourescents.


You may say that, and indeed you "have" said that BUT, if a film is curved
at the focal plane and the device involved in not constructed in such a way
as to allow for that, then the least you can expect is image distortion.

Come, come Mr Sleep, or should I call you Wayne, you will need to dance to
another tune on that little issue.

Richard Corbett - ballet lover.