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[filmscanners] Re: Scanning for laser printing



You may be correct about this Laurie.  I'll do some digging and see what
I can come up with.  Certainly, if the dots are small enough, it may be
unnecessary to vary the laser intensity.  It is much cheaper to make a
unit that is binary in nature when it comes to laser beams (on and off).

Art

LAURIE SOLOMON wrote:

> Sorry to disagree Art; but I think you may be wrong. the laser or LED hybrid
> printers that print to photographic paper are not continuous tone printers.
> They print a halftoned image to photographic paper.  Close inspection will
> reveal a dot pattern.  Now, I am speaking to what they actually do in
> practice and not to what they might be theoretically capable of doing as
> well as to what you get from most labs that have them.
>
> -----Original Message-----
> From: filmscanners_owner@halftone.co.uk
> [mailto:filmscanners_owner@halftone.co.uk]On Behalf Of Arthur Entlich
> Sent: Saturday, March 29, 2003 6:57 AM
> To: laurie@advancenet.net
> Subject: [filmscanners] Re: Scanning for laser printing
>
>
> Some use standard silver paper, like the Fuji Frontier (I think that's
> what its called).  By varying the light intensity of the laser beams,
> rather than having just having it on or off (as in the case of inkjet),
> they can be continuous tone.
>
> What I find amazing, is how few tones our eyes actually require before
> we find the gradients acceptable.  Those six color inkjet printers,
> which seem to produce a pretty decent gradation, only work with
> something like 32 base color combinations, and many are not even used
> because adding K doesn't always make sense.
>
> Art
>
> Ken Durling wrote:
>
>
>>On Fri, 28 Mar 2003 22:21:59 -0800, you wrote:
>>
>>
>>
>>>Inkjets, for that matter, also are not "continuous tone."  To
>>>
>>>
>>>>the best of my knowledge only dye sub printers are.
>>>>
>>>>
>>>To the best of my knowledge, digital photoprinters are also continuous
>>>tone.
>>>
>>>
>>
>>Those *are* dye sub, aren't they?  At least the Canon one is
>>advertised thus.
>>
>>
>>Ken Durling
>>
>>
>>
>
>
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