Re: Aluminium and reflectivity

Pascal MIELE (pascal.miele@wanadoo.fr)
Sun, 28 Jul 1996 20:22:36 +0200

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Bob Schramm wrote:
>I think the crinkled aluminum foil generated lots of little hot spots which
>acted like a bank of point sources which resulted in multiple imaging on
>the print.

A diffuse light is the sum of an infinite point sources, the multiple imaging
is true, try a contact print with diffuse and point light, point is sharper.

A vacuum contact is necessary to see diffuse/point light difference with Ag film
(with gum ??? )

Pascal MIELE Atelier photographique MIELE
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64150 MOURENX FRANCE

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