[alt-photo] Re: QTR

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I use the gamma correction to get in the ballpark quickly. Don't be surprised if you need a gamma of 0.4 or so to get the ink in the midtones

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On Oct 1, 2011, at 7:50 AM, John Brewer <john at johnbrewerphotography.com> wrote:

> Hello everyone
> 
> I'll put up some screen shots and images on my website to show my workflow
> and the issues I have. I'm using an Epson R1900 which puts down plenty of
> ink onto Agfa Copyjet film.
> 
> One problem I'm having is using QTR to get a relatively smooth step table
> quickly and economically. This is costing a fortune in ink and film, about
> 30 A5 sheets to get in the ball park! Maybe I'm overdoing the accuracy of
> the QTR curve as the .acv curve seems to be slight. At the moment I'm
> working with VDB then hope to go onto cyanotype and then gum.
> 
> Clay, I'm using your tutorial with Ike's script. I'm reluctant to buy Ron's
> book as I bought the old edition only to find the new edition appear two
> weeks later.....
> 
> Thanks guys
> 
> John.
> 
> On 1 October 2011 06:42, Jon Lybrook <jon at intaglioeditions.com> wrote:
> 
>> Thanks for the procedure Clay.  I look forward to reading it.
>> 
>> Anyone know if the Ebook chapters on QTR fromhttp://www.digital-**
>> negatives.com/ <http://www.digital-negatives.com/> are significantly
>> different from the hard copy edition?
>> 
>> Have a great weekend!
>> 
>> Jon
>> 
>> 
>> On 9/30/2011 5:46 PM, clay harmon/website wrote:
>> 
>>> I have a procedure outlined in a .pdf file that can be downloaded here:
>>> 
>>> http://www.clayharmon.com/**techne/?page_id=2<http://www.clayharmon.com/techne/?page_id=2>
>>> 
>>> Ron and I have corresponded frequently about QTR over the last few years,
>>> and we are in violent agreement on most aspects of this approach. I would
>>> heartily recommend buying his e-book,
>>> 
>> 
>> 
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