U of S | Mailing List Archive | alt-photo-process-l | Re: Astronomy Pinhole Picture of the Day

Re: Astronomy Pinhole Picture of the Day

  • To: alt-photo-process-l@usask.ca
  • Subject: Re: Astronomy Pinhole Picture of the Day
  • From: eric nelson <emanphoto@gmail.com>
  • Date: Tue, 27 Jan 2009 13:57:40 -0600
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It's the same as making a "lumen" print except that it's a neg.

On Tue, Jan 27, 2009 at 1:44 PM, Ron Flory <RFlory@mulkeyinc.com> wrote:

Thanks for the weblog link.  Okay, stupid question but I must ask:

 

Everything makes sense except the scanning… The paper neg is thus exposed to bright light as it's being scanned.  What if anything does this do to the neg??

 

From: Robert Young [mailto:rwybeaker@hotmail.com]
Sent: Tuesday, January 27, 2009 12:53 PM


To: alt-photo-process-l@usask.ca
Subject: RE: Astronomy Pinhole Picture of the Day

 


> 6 month exposure. The photographer must have used a lead plate as an ND
> filter.
>
> http://antwrp.gsfc.nasa.gov/apod/ap090115.html
>
> --
> Jon Lybrook
> Intaglio Editions
> http://intaglioeditions.com
> 303-818-5187

Should also have mentioned this link (mine) :

http://rwyoung.wordpress.com/2008/03/19/long-exposure/

Rob