Re: Infrared Detection of Paint Layers

[Clive Warren <Clive.Warren@xxxxxxxxxxxxx>]

At 8:25 pm +0100 20/4/00, Andy Finney wrote:

>Jeff asked Clive:
>
>>I'm interested in using
>>infrared film for paint investigations.  Specifically, can infrared film
>>detect paint patterns under a layer or under several layers of old paint?
>>     Do know where I could get some information on this type of research?
>
>There is information in Clark about this. Basically, infrared can
>sometimes penetrate the canvas (or vellum) on which the painting is
>made so you see the deepest paint layers from behind and sometimes
>the pigments themselves.
>
>There is an example set of images in the book with references to work
>at Harvard University, Pennsylvania Museum of Art and the
>Metropolitan Museum of Art in NY. This work was all done prior to
>1946.
>
>There is an extensive bibliography on this particular subject and I
>could fax this or send a scan if you're interested.
>
>[Clark, W - Photography by Infrared (2/e): Chapman Hall 1946]
>
>Andy Finney
>www.invisiblelight.co.uk

Thanks Andy - have passed on your reply to Jeff.

All the best,

             Clive   http://www.cocam.co.uk
                     Photographic Services, Filters and Equipment, Infrared FAQ


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