Re: Infrared-Digest V #289

[Gary Beasley <beasleyglb@xxxxxxxxxxxxxx>]

>Date: Wed, 7 Jul 99 09:20:03 BST
>From: Clive Warren <Clive.Warren@xxxxxxxxxxxxx>
>Subject: Re:Konica 750nm Processing Time
>
>
>snip
>
>>Even in Laurie Whites book on Infrared it shows Konica as very contrasty.
>>When I tried it at the recommended times in D-76 I got hard to print
>>results. For that reason I experimented and found out Technidol works well
>>at the same specs as Tech Pan film. I checked the results with a
>>densitometer and found that although the base fog was a little high ( .41 )
>>the density range was dead on. I found max hilites at 1.80 and shadow
>>detail at .45 and looking at an average image I got shadows running .23
>>over base fog and highlight detail .97 over and printed full range on
>>Polycontrast paper with no filter. Kinda makes it more fun when you don't
>>have to fight the negative.
>>Nice thing about the technidol it comes in a liquid pouch that mixes to 8
>>oz for one shot use. I mixed two at a time and ran two 120 rolls through it
>>with a minute added for the second roll. I almost suspect you could get
>>more out of it but didn't bother to check it out.
>>Gary Beasley
>>http://beasleyglb.home.mindspring.com/
>
>This is all very interesting - Gary do you have any of your iomages on the
>web?  A range of greys with Konica 750mm !!!
>
Sure, the picture titled IR bridge on my web page. URL under my signature.
I have a whole slew of others, one set I may post is comparison shots made
with Konica 750 and Tmax 100. Gray ranges are almost identical though the
infrared shot is easy to pick out.
Gary Beasley
http://beasleyglb.home.mindspring.com/

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