Re: filmscanners: Pre scan viewer?

["Ian Jackson" <Ian_Jackson@blueyonder.co.uk>]

Art,

So do you think it might be possible to rig up a low cost equivalent
using a web camera?

Ian
----- Original Message -----
From: "Arthur Entlich" <artistic@ampsc.com>
To: <filmscanners@halftone.co.uk>
Sent: Monday, November 12, 2001 12:32 PM
Subject: Re: filmscanners: Pre scan viewer?


> There are some quite fast professional scanners, and also screen
> resolution doesn't require very high resolution scans, but if it is
very
> fast, or immediate, most likely it is simply using a video camera.
>
> When showing negative film, the video camera does an inversion.
>
> The orange mask can be removed by a filter which is of the opposite
> color to the mask.  I sometimes use my older video camera for this.
It
> has the inversion circuitry built in, and I just have to place a cyan
> filter in front that come close to being the color complement to the
> orange mask.
>
> Art
>
> Ian Jackson wrote:
>
>   > When I visit my local processor he has an imaging camera which
displays
>   > a colour or B& W negative as a positive image on a monitor.   This
>   > appears to be a much more convenient and quicker way of previewing
negs
>   > than using a scanner preview.
>   >
>   > How does this equipment manage to make a colour positive and at
the same
>   > time remove the orange mask?
>   >
>   > Ian
>   >
>   > .
>   >
>   >
>
>
>
>
>