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Digital BW, The Print

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Re: [Digital BW] Re: Neutral Curve for QTR

2004-12-07 by Carl Schofield

That is essentially what you are doing by blending the warm (K+LK)  and 
cool (K+LK+LC+LM) profiles - adjusting the relative amounts of LK, LC, 
and LM to achieve neutrality.

On Dec 6, 2004, at 10:00 PM, johnglodge wrote:

>
>
> Yes of course you can blend profiles but not the next step of
> adjusting the amount of light black, light cyan and light magenta as
> you said.
>
> ...John
>
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Carl Schofield
> <scho@m...> wrote:
>> So why can't you blend profiles on XP?  You don't need the complier to
>> make a neutral print using the stock cool and warm profiles.
>>
>> On Dec 6, 2004, at 4:46 PM, johnglodge wrote:
>>
>>>
>>>
>>> All that is fine but the original query did say XP; and for XP the
>>> profiles are delivered canned: no access to the profile compiler!
>>>
>>> ...John
>>>
>>> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Carl Schofield
>>> <scho@m...> wrote:
>>>> Neutrality is achieved with the UC inks by adjusting the proportions
>>>> of
>>>> light black, light cyan, and light magenta inks used for the print.
>>>> This adjustment can be more precisely achieved for a user's
> particular
>>>> printer, inks, and paper by blending the warm/cool profiles than by
>>>> using a generic "neutral" profile made with a different printer,
> inks,
>>>> and paper.  Note also that current QTR profiles do not neutralize 
>>>> the
>>>> black ink (either matte K or Photo K, depending on which papers 
>>>> used)
>>>> so absolute neutrality is only obtained up through the midtones
> before
>>>> the black ink kicks in at around 75%.  In the deep shadows where K 
>>>> is
>>>> the predominant ink the tone will be slightly warmer because of the
>>>> inherent warmth of both the matte black and photo black inks.  This
>>>> tonal shift from neutral midtones (with the right blend of warm/cool
>>>> profiles) to warmer shadows will be most noticeable on RC papers
>>>> because of the extreme warm brown tone of the Epson Photo black ink.
>>>>
>>>>
>>>> On Dec 6, 2004, at 2:46 PM, chipcarterdc wrote:

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