Re: [pinhole-discussion] ZP image

2000-12-21 Thread KA1UVK
Hi Guy,
 New to this forum and type of photography, but wanted to throw my two cents 
in about the weatherconsider  what  Siberian native said to a naive 
touristIn Siberia, we have 9 months of winter, but otherwise, its summer 
and summer all the time. 

To allmost blessed of Christmas, Feliz Navidad, Joyeuz Noel, Froeliche 
Weinachten...



Re: [pinhole-discussion] ZP image

2000-12-21 Thread Guy Glorieux
Joao, Guillermo,
Look at it this way: for us guys in the norther hemisphere, it's uphill from now
on: the daylight period is increasing by about 2 seconds everyday.  Cold confort
with another 30cm of snow forecasted for Montréal tomorrow...  -:) -:(

Best wishes for X-mas, New Year and all that to everyone on the list!

Guy Glorieux
Montréal, Canada

Joao Ribeiro wrote:

 Hi Guillermo,

 Well, here summer officially started today, Dec. 21st at 11:30.
 It promises temperatures well above 35 o C and lots of rain.

 Cheers

 Joao

 G.Penate wrote:

  - Original Message -
  From: Joao Ribeiro jribe...@greco.com.br
Oh, Joao, since you're from Brazil, you might also enjoy the following
  reference
from the same source:
A Use for that Last Cup of Coffee: Film and Paper Development  or  how
  to process
your prints in coffee!
http://www.rit.edu/~andpph/text-coffee.html
 
   I saw this article but never gave it a try. I wouldn't develop my films
  with it but
   paper prints, why not?
   I've been using coffee as a toner for a while now,
 
  Oh, a very hot and comforting cafezinho from Brazil is what I need to
  tone the gray days we are having here in the east of Canada.  Winter just
  started officially this morning, but we have couple of very snowy weeks, so
  far.
 
  Guillermo
 
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Re: [pinhole-discussion] ZP image

2000-12-21 Thread Joao Ribeiro
Hi Guillermo,

Well, here summer officially started today, Dec. 21st at 11:30.
It promises temperatures well above 35 o C and lots of rain.

Cheers

Joao

G.Penate wrote:

 - Original Message -
 From: Joao Ribeiro jribe...@greco.com.br
   Oh, Joao, since you're from Brazil, you might also enjoy the following
 reference
   from the same source:
   A Use for that Last Cup of Coffee: Film and Paper Development  or  how
 to process
   your prints in coffee!
   http://www.rit.edu/~andpph/text-coffee.html

  I saw this article but never gave it a try. I wouldn't develop my films
 with it but
  paper prints, why not?
  I've been using coffee as a toner for a while now,

 Oh, a very hot and comforting cafezinho from Brazil is what I need to
 tone the gray days we are having here in the east of Canada.  Winter just
 started officially this morning, but we have couple of very snowy weeks, so
 far.

 Guillermo

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 Pinhole-Discussion mailing list
 Pinhole-Discussion@p at ???
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Re: [pinhole-discussion] ZP image

2000-12-11 Thread Joao Ribeiro

Guy Glorieux wrote:

 Not at present.  She looks at me on the computer and the internet and says: 
 not
 for me... Of the two of us, I'm sure she is the wisest!  Oh, the time wasted 
 on
 the internet or fixing faulty systems on the computer...  -:))

She is probably right!

 How would this work?  Digital IR, this is the first time I hear about this.  
 How
 exactly do you set the camera to cut down on the precise frequency of IR?  Or 
 do
 you just use a full IR filter?  Are the light cells sensitive to IR?  Hmmm!  
 I have
 a friend who would want to know all about this area!

Actually it isn't my idea, check this site:

I just use an IR filter and some speed adjustments in the camera, pretty easy :)

 Oh, Joao, since you're from Brazil, you might also enjoy the following 
 reference
 from the same source:
 A Use for that Last Cup of Coffee: Film and Paper Development  or  how to 
 process
 your prints in coffee!
 http://www.rit.edu/~andpph/text-coffee.html

 I've tried it and it works.  Very long processing times but interesting
 sepia-tone-type of results.  Looks like very ancient photographs...

I saw this article but never gave it a try. I wouldn't develop my films with it 
but
paper prints, why not?
I've been using coffee as a toner for a while now, I do bromoils and they look 
great
when coffee toned, the paper base becomes warmer in color.
Now that you mentioned, it might work with lith films as well.

Cheers

Joao




Re: [pinhole-discussion] ZP image

2000-12-11 Thread Guy Glorieux

Colin Talcroft wrote:

  Although Tina has been kind enough to praise
 some of my BW ZP experiments
 (http://www2.gol.com/users/talcroft/PinholeSite/zoneplate.html).


Very nice, Colin.  I remember having seen them before and I enjoy them
as much today.  Again, there is a nice InfraRed touch to ZP that you've
captured well!



 How about zone lens instead of zone plate?


Try zone system...  Ooops, already copyrighted...  -:))

Best,

Guy




Re: [pinhole-discussion] ZP image

2000-12-11 Thread Guy Glorieux
Joao Ribeiro wrote:

 C,a va' Guy,

  By contrast, my spouse is a BW person and she has turned into a ZP addict,
  producing effects quite similar to infra-red.  Which naturally led her to
  test IR film with ZP.  But then the combination of the two was too
  contrasty, so she's doing either ZP or IR.

 I always wanted to know how IR ZP would look like. Does she have a web site?

Not at present.  She looks at me on the computer and the internet and says: not
for me... Of the two of us, I'm sure she is the wisest!  Oh, the time wasted on
the internet or fixing faulty systems on the computer...  -:))

 IR films are prohibited here in Brazil (don't ask me why)

This is really weird!

 so the best I can do now
 is digital IR with my nikon 950.

How would this work?  Digital IR, this is the first time I hear about this.  How
exactly do you set the camera to cut down on the precise frequency of IR?  Or do
you just use a full IR filter?  Are the light cells sensitive to IR?  Hmmm!  I 
have
a friend who would want to know all about this area!

 Maybe in the future I'll convert it to ZP.

It should be fairly easy.
BTW, for those who are interested, an easy way to create an IR filter is to 
take a
piece of unexposed chrome film and to have it processed.  It will be opaque, of
course, but it will not block IR wavelength.  Put it on your flash, the flash 
will
block conventional light waves but will create a source of IR.  Neat
See Andrew Davidhazy:
http://www.rit.edu/~andpph/text-infrared-filter.html

There are quite a number of other interesting IR-related (and non-IR-related)
articles from Andrew on the following site, including (I've just discovered)
articles on digital IR which you might enjoy.  Check:
http://www.rit.edu/~andpph/articles.html

Oh, Joao, since you're from Brazil, you might also enjoy the following reference
from the same source:
A Use for that Last Cup of Coffee: Film and Paper Development  or  how to 
process
your prints in coffee!
http://www.rit.edu/~andpph/text-coffee.html

I've tried it and it works.  Very long processing times but interesting
sepia-tone-type of results.  Looks like very ancient photographs...


 I do both, but mainly ZP as I have it installed on a 35 mm camera, so it is
 always with me and in bright days I can handheld the camera.

Yeap!  This is how she works too.


Best,

Guy Glorieux
Montreal, Canada




Re: [pinhole-discussion] ZP image

2000-12-11 Thread Joao Ribeiro
C,a va' Guy,


 By contrast, my spouse is a BW person and she has turned into a ZP addict,
 producing effects quite similar to infra-red.  Which naturally led her to
 test IR film with ZP.  But then the combination of the two was too
 contrasty, so she's doing either ZP or IR.

I always wanted to know how IR ZP would look like. Does she have a web site?IR
films are prohibited here in Brazil (don't ask me why) so the best I can do now
is digital IR with my nikon 950. Maybe in the future I'll convert it to ZP.

 P.S.  I wonder how many people on the list do ZP together with PH.  Is there
 a ZP Vision group?The two are both very close and yet very distant apart
 from an esthetic perspective, at least in my humble opinion.

I do both, but mainly ZP as I have it installed on a 35 mm camera, so it is
always with me and in bright days I can handheld the camera.

Best Regards

Joao




Re: [pinhole-discussion] ZP image

2000-12-11 Thread Mike Vande Bunt
G.Penate wrote:

 Here is another zoneplate image taken with the same camera:
 http://www.p at ???/discussion/upload/images/sirwinston.jpg

 Guillermo


The Ghost of Sir Winston.  !

Mike Vande Bunt





Re: [pinhole-discussion] ZP image

2000-12-10 Thread Colin Talcroft
--- Guy Glorieux guy.glori...@sympatico.ca wrote:

 P.S.  I wonder how many people on the list do ZP
 together with PH.  Is there
 a ZP Vision group?The two are both very close
 and yet very distant apart
 from an esthetic perspective, at least in my humble
 opinion.

Guy,

I think this is a very intereting subject. I've been
pinholing since I was a teenager in the early 1970s,
but had never even heard of a zone plate until I
joined this list about a year ago. I thought zone
plate a very misleading term. I kept imagining
something hard and rigid--a plate. I think ZP is much
less well-known and suffers from the difficulty of
creating a zone plate relative to creaitng a pinhole
(we all know that even a ragged pin prick in aluminum
foil will produce a pinhole image). I have found ZP
frustrating in both color and black and white, but
(generally speaking) I have so far liked the color
images I have seen by other people better than the BW
images. Although Tina has been kind enough to praise
some of my BW ZP experiments
(http://www2.gol.com/users/talcroft/PinholeSite/zoneplate.html).
Maybe a poll is in order to get some idea how many on
the list know about and have tried ZP photography?--or
maybe it doesn't matter at all. Anyway, I think both
are interesting and continue  to believe it's the
result that counts.

Colin

How about zone lens instead of zone plate?




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Re: [pinhole-discussion] ZP image

2000-12-10 Thread Guy Glorieux

Joao Ribeiro wrote:

 Hi Guillermo,

 This one is even more interesting!
 I was yet to see a zp bw photo that I really liked.
 I think zp works better with color.

Interesting!  I'm a clor person and I've tried ZP in color but never managed
to get anything really interesting while my color PH works terrific.  As if
the blending/overlaps of colors in ZP never really quite matched
esthetically for me.
By contrast, my spouse is a BW person and she has turned into a ZP addict,
producing effects quite similar to infra-red.  Which naturally led her to
test IR film with ZP.  But then the combination of the two was too
contrasty, so she's doing either ZP or IR.


 I don't usually dislike bw zp, but I
 think it looses much of its power. But this one is really great.


Powerful shot indeed!

Guy Glorieux
Montreal, Canada

P.S.  I wonder how many people on the list do ZP together with PH.  Is there
a ZP Vision group?The two are both very close and yet very distant apart
from an esthetic perspective, at least in my humble opinion.




Re: [pinhole-discussion] ZP image

2000-12-10 Thread Joao Ribeiro
Hi Guillermo,

This one is even more interesting!
I was yet to see a zp bw photo that I really liked.
I think zp works better with color. I don't usually dislike bw zp, but I
think it looses much of its power. But this one is really great.

Joao


 Here is another zoneplate image taken with the same camera:
 http://www.p at ???/discussion/upload/images/sirwinston.jpg

 Guillermo






Re: [pinhole-discussion] ZP image

2000-12-09 Thread G.Penate
From: Joao Ribeiro jribe...@greco.com.br
 Very nice picture!!
 Looks pretty much like a night shot.

From: George L Smyth glsm...@yahoo.com
 Nice use of the Zone plate, and nice composition.

From: Mike Vande Bunt mike.vandeb...@mixcom.com
 Wow.  The darkening makes it look like a night time photo.
 Great ZP effect and stunningly good composition.

Thank you all for your kind comments.

Here is another zoneplate image taken with the same camera:
http://www.p at ???/discussion/upload/images/sirwinston.jpg

Guillermo




Re: [pinhole-discussion] ZP image

2000-12-09 Thread Mike Vande Bunt
Wow.  The darkening makes it look like a night time photo.
Great ZP effect and stunningly good composition.

Mike Vande Bunt


G.Penate wrote:

 http://www.p at ???/discussion/upload/images/tanks.jpg

 Made using 120 color film.
 Deep blue sky + polarizer filter
 Quick Lab processed and printed (4x4)
 Exposure based on steel tanks made quick lab machine print the blue sky very
 dark blue (almost black)
 Steel tanks color shifted to very light purple, flat bed scanning the print
 shifted it even more.  Sky scanned almost pure black.
 Lens was a 63mm Zoneplate f/64 homemade, exposure about a second.  (multiple
 1/15secs exposures on my modified Lubitel)

 Guillermo

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Re: [pinhole-discussion] ZP image

2000-12-08 Thread George L Smyth
--- G.Penate pen...@home.com wrote:
 http://www.p at ???/discussion/upload/images/tanks.jpg

Nice use of the Zone plate, and nice composition.

Cheers -

george

=
Handmade Photographic Images
http://members.home.net/hmpi/

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Re: [pinhole-discussion] ZP image

2000-12-07 Thread Joao Ribeiro
Hi Guillermo,

Very nice picture!!
Looks pretty much like a night shot.
I'm glad you're back

Joao





Re: [pinhole-discussion] ZP image

2000-12-07 Thread G.Penate
- Original Message -
From: William Erickson erick...@ic.mankato.mn.us

 Lovely effect. What time of day?

Just before 2pm.

BTW, north of the 49th parallel, where I live, the sun's altituted at 2pm is
just about 25 degrees (I'd say) during mid November when I made the
exposure.

Guillermo


 - Original Message -
 From: G.Penate pen...@home.com
 To: pinhole-discussion@p at ???
 Sent: Thursday, December 07, 2000 5:24 PM
 Subject: [pinhole-discussion] ZP image

  http://www.p at ???/discussion/upload/images/tanks.jpg





Re: [pinhole-discussion] ZP image

2000-12-07 Thread William Erickson
Lovely effect. What time of day?

- Original Message -
From: G.Penate pen...@home.com
To: pinhole-discussion@p at ???
Sent: Thursday, December 07, 2000 5:24 PM
Subject: [pinhole-discussion] ZP image


 http://www.p at ???/discussion/upload/images/tanks.jpg

 Made using 120 color film.
 Deep blue sky + polarizer filter
 Quick Lab processed and printed (4x4)
 Exposure based on steel tanks made quick lab machine print the blue sky
very
 dark blue (almost black)
 Steel tanks color shifted to very light purple, flat bed scanning the
print
 shifted it even more.  Sky scanned almost pure black.
 Lens was a 63mm Zoneplate f/64 homemade, exposure about a second.
(multiple
 1/15secs exposures on my modified Lubitel)

 Guillermo


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 Pinhole-Discussion mailing list
 Pinhole-Discussion@p at ???
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