Re: [pinhole-discussion] macro pinhole images?

2001-03-09 Thread echiniscus
> Try http://homepages.uni-tuebingen.de/martin.adler/pinhole/pinhole.html
> 
> Beate Knappe wrote:
> > sorry, but this link dos not work

thank you, Pam :)

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Re: [pinhole-discussion] macro pinhole images?

2001-03-09 Thread Pam Niedermayer
Try http://homepages.uni-tuebingen.de/martin.adler/pinhole/pinhole.html

Beate Knappe wrote:
> 
> >
> > http://homepages.uni-tuebingen.de/martin.adler/pinhole.html
> sorry, but this link dos not work
> 
> Beate
> 
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Re: [pinhole-discussion] macro pinhole images?

2001-03-09 Thread Beate Knappe
> 
> http://homepages.uni-tuebingen.de/martin.adler/pinhole.html
sorry, but this link dos not work

Beate




Re: [pinhole-discussion] macro pinhole images?

2001-03-09 Thread echiniscus
> i am hoping someone out there will be able to answer my question! i
> would like to know if it is possible to take macro images using pinhole
> cameras.

I have a few closeups on my site:

http://homepages.uni-tuebingen.de/martin.adler/pinhole.html

they are not quite sharp, though (I acted before thinking :)).

You should use smaller pinholes than usually (for a 1:1 image roughly half
the diameter recommended) and short "focal" distance (which gives additional
help to keep the hole small).

just my 2 dpf

martin adler

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[pinhole-discussion] macro pinhole images?

2001-03-09 Thread linda martini
i am hoping someone out there will be able to answer my question! i
would like to know if it is possible to take macro images using pinhole
cameras. i've read that you are able to focus pinholes using the tiny
lens equation (amateur scientist, 1994 by Jearl Walker) but i havent
heard or seen any more information reguarding this.
if anyone has any advice or knowledge to pass on that would be
excellent!
thanks for your time
cheers
linda