RE: Strange Problem and I need some help.

From: ROBERTSON,TRAVIS J <IS-TJR_at_domain.name.suppressed>
Date: Tue 13 Aug 2002 - 11:26:08 PDT

>Chances are that the light you are seeing is caused by a reflection from
the
>surface of your film or paper. Did you paint the inside of the camera
black?
>That will help, though it may not eliminate the problem.

I did paint the inside of the camera black. I did not consider that light
could reflect from the paper, (Duh :P )and I guess there is an advantage of
having a flat surface for your film. I also might be getting a reflection
from my pinhole because I did not want to pant it black, because they say it
will mess up your hole, so this could be a problem. To tried to get around
this problem by using electrical tape to cover as much of the metal I could.
I bet that light could reflect off of the tape. I hope that this helps
other people in some way.
Thanks everyone.

Travis.

-----Original Message-----
From: George L Smyth [mailto:glsmyth@yahoo.com]
Sent: Tuesday, August 13, 2002 10:03 AM
To: pinhole-discussion@pinhole.com
Subject: Re: [pinhole-discussion] Strange Problem and I need some help.

--- "ROBERTSON,TRAVIS J" <IS-TJR@womans.com> wrote:
> My photos are having problems and I posted some example hoping that I can
> find out what is the problem. Please note that this is my first camera
and
> I have been doing this for about a week. I'm just trying to work out the
> kinks in my camera design.
>
> This photo was a 2-min exposure on a very overcast sky about 20 min before
> sunset. I just wanted to see how a long exposure would turn out. Can you
> see the two vertical lines down the middle of the photo? What could cause
> that?
>
http://www.pinholevisions.org/discussion/upload/gallery2002.php?cmd=max&star
> t=&pic=trfarm_lines.jpg
>
> The photo below was the same shot but was a 1 min and 30 second exposure
and
> now I have a strange light source coming from the bottom. Could it be
cause
> by a problem with my pinhole? I sure I don't have any light leaks. I'm
> using an oatmeal pinhole camera.
>
http://www.pinholevisions.org/discussion/upload/gallery2002.php?cmd=max&star
> t=&pic=trfarm_lightproblem.jpg

Chances are that the light you are seeing is caused by a reflection from the
surface of your film or paper. Did you paint the inside of the camera
black?
That will help, though it may not eliminate the problem.

Cheers -

george

=====
Handmade Photographic Images - http://GLSmyth.com
DRiP Investing - http://DRiPInvesting.org

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Received on Tue Aug 13 11:25:25 2002

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