RE: [pinhole-discussion] Zone plates pinhole sieves

2003-04-28 Thread Fox, Robert
Chris,

Really outstanding images! I think the zone plate technique looks great
in BW. It really adds a luminous, dreamy effect. Great!

Are you using 4x5, medium format, or something else?

Regards,
R.J.

-Original Message-
From: ch...@ellingerphoto.com [mailto:ch...@ellingerphoto.com] 
Sent: Friday, April 25, 2003 10:24 AM
To: pinhole-discussion@p at ???
Subject: Re: [pinhole-discussion] Zone plates  pinhole sieves


On 24 Apr 2003 at 10:51, Rauch, Shelley wrote:

 I'm probably getting too far ahead of myself, but I've come across 
 some references to these items.
 Anyone have any experience with either of these tools?
Pros/cons/general .02 cents?

I have been using a zone plate for about a year, and am extremely
intrigued by the 
quality of image it produces.  To me it,  reveals the energy beneath
the surface of 
things.

My zone plate photos:  http://www.ellingerphoto.com/

Chris Ellinger
Ann Arbor, MI  USA


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RE: [pinhole-discussion] more Sieve images

2002-12-19 Thread Fox, Robert
Guillermo

Congratulations on using your knowledge, skill, and artistic drive to
develop a new technique. I really love the pinhole sieve images! They seem
to display the best qualities of pinhole and zone plate combined. Looking
forward to seeing more.

R.J.



Re: [pinhole-discussion] black dust

2002-12-18 Thread Fox, Robert
If the original negative is 20x24 inches, it would cost a lot to get a high
quality scan of something that size. You would definitely have to reduce the
size to work on it in Photoshop unless you have an industrial grade imaging
workstation that could easily manipulate a graphic file way over 100 MB in
size. 

I don't think you can even get a drum scan of a negative that large.

In the end, it may be cheaper and simpler to keep reprinting it in the
darkroom until you get a satisfactory print. Or find a good local darkroom
technician who could produce a nice print without the black dust.



R.J.


-Original Message-
From: Andy Schmitt aschm...@warwick.net
To: pinhole-discussion@p at ??? pinhole-discussion@p at ???
Sent: Wed Dec 18 07:54:52 2002
Subject: RE: [pinhole-discussion] black dust

Is the original negative 20x24? If not, why not have the negative scanned in
by a lab? or make a smaller print, say 8x10,  scan that at 1200 or 2400
dpi, then work on it in PS.
regards
andy

-Original Message-
From: pinhole-discussion-admin@p at ???
[mailto:pinhole-discussion-admin@p at ???]On Behalf Of CRABBE Heidi S
Sent: Wednesday, December 18, 2002 7:32 AM
To: pinhole-discussion@p at ???
Subject: RE: [pinhole-discussion] black dust


Could scan it in sections and stick it together in photoshop?
Bit more work but does the job!

Heidi

-Original Message-
From: Eric Hinders [mailto:hinderse...@yahoo.com]
Sent: 17 December 2002 15:48
To: pinhole-discussion@p at ???
Subject: Re: [pinhole-discussion] black dust


Yes, its hard to tell with out looking at the print, but from my experience
the most easy (not always the cheapest) way to spot a picture would be to
scan it and retouch it in photoshop. the only problem is finding a scanner
big enough for your print. But most larger printing studios have them.
 Catherine Just blue_medic...@yahoo.com wrote:
Hi,

I made a 20x24 black and white photograph of a pinhole
image for myself and one for my boyfriend as a gift.

I had the print made at a lab and there is a line of
black dust that is really noticable as it is really
close to the middle of the print.

I know this is due to my pinhole camera not being
clean when I took the shot. But is there a way to do
something like spot toning only to whiten it up?? I
don't really know if I will give him the print if I
can't lighten that up, or cover it up completely.

Thanks for your help,

Catherine

=
Catherine Just Photography
Weddings~Portraits~Fine Art
http://www.catherinejust.com
619.294.3195


Don't just state your intent, Live it. ~Jerry Seiner Jr.

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Re: [pinhole-discussion] digital pinhole?

2002-12-10 Thread Fox, Robert
Wow, I didn't know aboiut any of this specialized digital equipment --
thanks for the information! I'm still not going out to buy a new digital
camera, but I will consider some older models that are now getting dirt
cheap, especially used.


R.J.


-Original Message-
From: luish m. coelho lu...@ignore.com.br
To: pinhole-discussion@p at ??? pinhole-discussion@p at ???
Sent: Tue Dec 10 18:38:12 2002
Subject: Re: [pinhole-discussion] digital pinhole?

hi,

CCDs have a property of reading heat as much as reading light, since 
heat has also its waveform.

long exposures makes the CCD surface get moisty, I believe that this is 
why we get those dots, they are from the heat interference.

so, you need a CCD made for long exposures which is called cooled CCDs.

they may be found in cameras used for astronomy (pinholes whatching the 
stars).
http://www.sbig.com/

I suggest you take a look at this animation of a comet made with a CCD:
http://user.icx.net/~mfleenor/ccd/07032000_0800ani.html


[]s
luish

http://www.ignore.com.br


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RE: [pinhole-discussion] wondering

2002-12-10 Thread Fox, Robert
I think most of us who do pinhole and traditional wet photography get the
satisfaction and enjoyment from an all manual, hands-on process. That
process is imprecise, and depending on film and exposure and processing and
printing, that imprecision yields beauty through grain, tonality, bokeh,
diffraction, silver, etc.

I have nothing against digital, and believe that simple flatbed, affordable
scanners like the Epson 2450 have opened the doors for everyone to share
their images online, which is absolutely great and has enriched my life.

What people are missing who go straight to digital is the beauty of wet
prints. Will digital prints ever approach the quality achieved by an 8x10
contact print? I don't think it's a matter of technical limitations --
surely digital will continue to increase the scope and quality of the ccds.
I think that the wet chemical process is just physically and fundamentally
different from digital, enough so that neither can really reproduce in a
pure technical sense the results of the other with accuracy. There's room
enough for all.

R.J.




[pinhole-discussion] digital pinhole?

2002-12-10 Thread Fox, Robert
Good discussion on this topic.

Has anyone tried to convert a digital camera to pinhole?  I'm guessing that
the results would be poor since digital ccds do not handle long exposures
well at all, resulting in a lot of digital noise and artifacts. But who
knows, it might look interesting..

I would enjoy tearing open a few of those consumer digital cameras though
and installing a pinhole!  Surely someone out there has already done this??

R.J.




[pinhole-discussion] OT: Anyone looking for nice 5x7 Leonardo

2002-12-05 Thread Fox, Robert
Here's a nice package I saw on ebay (I have NO relationship to this camera
or seller -- I just happened to see this browsing):

This 5X7 pinhole camera in mint condition. It was only used once for an
assignment. Included is 14 - 5X7 film holders in various condition, but all
are light tight. Also included is a opened box of 5X7 Tri-X film with
approx. 70 sheets of film in it and an unopened box (25 sts.)of 5X7 color
duping film. The film has been stored in a freezer. All of the holders and
film are not shown in the photo.

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItemitem=1943330325

R.J.



Re: [pinhole-discussion] Experiments with pinhole diameter

2002-11-18 Thread Fox, Robert
I would assume that, like traditional photography with a lens, as exposure
time increases sharpness decreases, all factors being equal. So using a
smaller hole than the optimal may lead to decreased sharpness, but on the
other hand, the decrease in sharpness may not be visible anyway.

Great discussion!

R.J.
R.J.



RE: [pinhole-discussion] Question on image circle and medium form at pinhole camera design

2002-11-12 Thread Fox, Robert
Thanks Phil! It's clearly the first scenario -- the corners are perfectly
clean and black. I suppose I will need to modify the camera some more to get
rid of that slight edge that sticks up.

Much appreciated,
R.J. 

-Original Message-
From: Philip willarney [mailto:pwillar...@yahoo.com]
Sent: Tuesday, November 12, 2002 3:00 PM
To: pinhole-discussion@p at ???
Subject: Re: [pinhole-discussion] Question on image circle and medium
format pinhole camera design


--- Fox, Robert r...@aarp.org wrote:
..snip..
 Question:  my images are all circular, cutting off
 the corners cleanly of
 the square print. Is this because the image circle
 is too small for the
 film? I'm wondering if the circular edge of the
 front plate is being picked
 up on film, since the edge sticks up about 1/4 inch.

If the edges of the photos are sharp, hard edges, it's
probably vignetting -- something in the light path
from the outside world to the film is blocking the
light.  So you're getting a nice clean photo of the
edges of the lens holder, for instance.  

If the edge is a slow fade from picture to dim picture
to black, then it's falloff.  Pinholes as such don't
have an image coverage circle -- the edges just get
dimmer and dimmer as they get farther from the pinhole
and get less  less light.  

I think.  Any quibbles, anyone?

-- pwillar...@yahoo.com


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[pinhole-discussion] Question about Pinhole Factory

2002-11-01 Thread Fox, Robert
Is anyone familiar with the Pinhole Factory is England?

See http://www.pinholesolutions.co.uk/pinhole_factory.html

The Silver Gem and Silver Jewel pinhole cameras look like copies of the
Zero 2000 and Zero 2000 multi-format camera. Are they in fact one in the
same?

Thanks,
R.J.




RE: [pinhole-discussion] authentic space

2002-10-31 Thread Fox, Robert
This whole discussion of authentic space is very interesting to me, both
from a philosophical perspective and practical perspective. I think the
learning for me is that photos are almost always better when there is a
driving vision behind the images, and better yet, a cohesive theme. Having
seen numerous photo exhibitions here in Washington, DC at all the major and
not so major galleries, it never struck me how important theme is to
achieving impact and meaning for a full exhibit.

Thanks for raising such an important aspect of photography!

R.J.

-Original Message-
From: Steve Bell [mailto:veracity...@earthlink.net]
Sent: Thursday, October 31, 2002 8:49 AM
To: pinhole-discussion@p at ???
Subject: Re: [pinhole-discussion] authentic space


i think i kind of began this project with that idea, but as i've
progressed, i've decided to really just shoot whatever feels to me
authentic space.

i used these definitions as a kind of starting point and have let things
develop from there. so i'm hoping that when i'm finished it will be less a
documentary on authentic space, and more a personal, subjective study on
myself and how i see the world.

hope that makes sense.

steve






RE: [pinhole-discussion] re:pinhole nude

2002-10-29 Thread Fox, Robert
Dai,

Those are very impressive and beautiful images. Thanks for the inspiration!
What type of paper are they printed on?  I know if they look that good as
tiny compressed jpegs, the real prints must be stunning.

Do you have any link to show what your homemade camera looks like?

Regards,
R.J.

-Original Message-
From: dain...@aol.com [mailto:dain...@aol.com]
Sent: Tuesday, October 29, 2002 12:15 PM
To: pinhole-discussion@p at ???
Subject: Re: [pinhole-discussion] re:pinhole nude


Hi Folks,

I did a series several years ago using a portable Vivitar flash and a 
pinhole camera shooting nudes.  A sample can be viewed here:  
http://www.justdai.com/topo/index.html  The final images are 11X14 from 
6X7 120 negative.

Shooting pinhole with flash is astonishingly easy and rather liberating 
since exposure time and the use of a tripod goes out the window...  
Exposure is determined by flash to subject distance like in lensed 
photography, and since the effective shutter speed is now the duration 
of the flash, there is no need to support the camera on a stable base.

Cheers,
Dai.




Re: [pinhole-discussion] Free Walzburg Horizontal camera

2002-10-21 Thread Fox, Robert
Wow, now that's a camera!! I had no idea of the immensity of this beast. I
hope it finds a good home.

If you have trouble finding anyone to take it, you may want to try
contacting the Smithsonian, who could ensure its proper storage and care.

R.J.
R.J. Fox
Member Reference Team
(202) 434-3429; r...@aarp.org



Re: [pinhole-discussion] Newbie Intro. and a few questions

2002-08-12 Thread Fox, Robert
William,

Thanks for the feedback -- can you tell me why the 6x9 multi format Zero was
so hard to load? I've heard there can be some difficulty in getting the lid
on over the film rolls. The results I've seen from this camera have been
very nice, although 5x4 beckons!

R.J.
R.J. Fox
Member Reference Team
Member Communications Mgmt.
(202) 434-3429; r...@aarp.org



RE: [pinhole-discussion] Newbie Intro. and a few questions

2002-08-12 Thread Fox, Robert
George,

Thanks your the links and information -- your images are outstanding. Your
comments about the extra costs of doing 8x10 are definitely a big issue. I
don't think I'll jump into alternative processes to get started, so roll
film should be fine for now. I'm looking forward to a new way of seeing the
world!

R.J.


-Original Message-
From: George L Smyth [mailto:glsm...@yahoo.com]
Sent: Monday, August 12, 2002 9:43 AM
To: pinhole-discussion@p at ???
Subject: Re: [pinhole-discussion] Newbie Intro. and a few questions



--- Fox, Robert r...@aarp.org wrote:
[clip]
 Are there any practical reasons to shoot at 4x5 rather than 8x10?  I
suppose
 it would be easy enough to do both, but I'm wondering about people's
 preferences for architectural and portrait work. The multi-format Zero2000
 looks like a good starter as well given the choice of formats for standard
 roll film.

8X10 film is four times more expensive than 4X5 film (makes sense).  The
bulk
of an 8X10 camera, along with the slide holders, make things much more
difficult to work with.  Then again, if you are going to use an alternative
process to print, then you will probably want a larger negative to work
with. 
I've got some examples at
http://mywebpages.comcast.net/hmpi/Projects/BearSkins/BearSkins.htm if you
would like to take a look.

An alternative to regular 8X10 film is to use halftone film of that size,
which
costs considerably less.  The image Jimmy (found at
http://mywebpages.comcast.net/hmpi/Pinhole/Images/PinholeImages.htm) was
made
with this film.

I would also direct you to the Pinhole FAQ located at
http://mywebpages.comcast.net/hmpi/Pinhole/Articles/FAQ/pin_faq.htm.  There
you
will find enough information to get you going in the right direction.

Cheers -

george

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