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Different Formats for Different Countries -- Variable Density B&W Film



 
 
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  #1  
Old October 11th 06, 06:48 PM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
Radium
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Posts: 25
Default Different Formats for Different Countries -- Variable Density B&W Film

Hi:

Is it true that in the days of B&W film and optical track audio, that
the films were formatted differently in different countries?

When magnetic videotapes were the norm, USA and Canada used NTSC,
France and Russia used SECAM, and the rest of the world used PAL.


Thanks,

Radium

  #2  
Old October 11th 06, 08:00 PM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
Geoffrey S. Mendelson
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Default Different Formats for Different Countries -- Variable Density B&W Film

Radium wrote:
Is it true that in the days of B&W film and optical track audio, that
the films were formatted differently in different countries?


AFAIK no.

When magnetic videotapes were the norm, USA and Canada used NTSC,
France and Russia used SECAM, and the rest of the world used PAL.


Actually the videotape systems accomodated the TV systems of the countries.
It wasn't quite so simple, the (former) Soviet Union and the
Warsaw pact countries use SECAM broadcast using PAL type signals. Some
Arab countries used it to, hence the name ME-SECAM on mnay VCRs.

The UK, South Africa and Austrailia use the same system for transmission,
which is different than the other PAL countries.

It still exists in DVDs. While they are YUV encoded digital video, the frame
rates are 24/1001, (NTSC film), 24 (PAL film), 25 (PAL) and 30/1001 (NTSC)
frames per second. This has nothing to do with zones and depending upon
the player, they convert it as needed to match the TV system.

Geoff.


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  #3  
Old October 11th 06, 10:03 PM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
Scott Dorsey
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Posts: 31
Default Different Formats for Different Countries -- Variable Density B&W Film

Radium wrote:

Is it true that in the days of B&W film and optical track audio, that
the films were formatted differently in different countries?


No.
--scott
--
"C'est un Nagra. C'est suisse, et tres, tres precis."
  #4  
Old October 12th 06, 04:09 PM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
j
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Posts: 215
Default Different Formats for Different Countries -- Variable Density B&W Film

Radium wrote:
Hi:

Is it true that in the days of B&W film and optical track audio, that
the films were formatted differently in different countries?


No, but there is sometimes confusion regarding certain sheet films which
were given in metric sizes. You can still get those oddball sizes from J&C.


  #5  
Old October 12th 06, 06:15 PM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
David Nebenzahl
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Posts: 1,353
Default Different Formats for Different Countries -- Variable DensityB&W Film

Radium spake thus:

Is it true that in the days of B&W film and optical track audio, that
the films were formatted differently in different countries?

When magnetic videotapes were the norm, USA and Canada used NTSC,
France and Russia used SECAM, and the rest of the world used PAL.


Just wanted to apologize for accusing you of being someone else here
(Michael Scarpitti aka "UC"/Uranium Committee). You're clearly not him.


--
Save the Planet
Kill Yourself

- motto of the Church of Euthanasia (http://www.churchofeuthanasia.org/)
  #6  
Old October 12th 06, 08:41 PM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
Radium
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Posts: 25
Default Different Formats for Different Countries -- Variable Density B&W Film


j wrote:
Radium wrote:
Hi:

Is it true that in the days of B&W film and optical track audio, that
the films were formatted differently in different countries?


No, but there is sometimes confusion regarding certain sheet films which
were given in metric sizes. You can still get those oddball sizes from J&C.


By "metric size", are you referring to the size of the film or are you
referring to the type of measurement used to measure the film?

  #7  
Old October 12th 06, 08:44 PM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
Radium
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Posts: 25
Default Different Formats for Different Countries -- Variable Density B&W Film

David Nebenzahl wrote:
Just wanted to apologize for accusing you of being someone else here
(Michael Scarpitti aka "UC"/Uranium Committee). You're clearly not him.


No problem.

  #8  
Old October 12th 06, 08:49 PM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
Radium
external usenet poster
 
Posts: 25
Default Different Formats for Different Countries -- Variable Density B&W Film

David Nebenzahl wrote:
Just wanted to apologize for accusing you of being someone else here
(Michael Scarpitti aka "UC"/Uranium Committee). You're clearly not him.


No problem.

  #9  
Old October 13th 06, 02:59 AM posted to rec.photo.film+labs,rec.arts.movies.tech,alt.photography,alt.photography.schools.nyip,rec.photo.darkroom
David Nebenzahl
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Posts: 1,353
Default Different Formats for Different Countries -- Variable DensityB&W Film

Radium spake thus:

j wrote:

Radium wrote:

Hi:

Is it true that in the days of B&W film and optical track audio, that
the films were formatted differently in different countries?


No, but there is sometimes confusion regarding certain sheet films which
were given in metric sizes. You can still get those oddball sizes from J&C.


By "metric size", are you referring to the size of the film or are you
referring to the type of measurement used to measure the film?


"Metric sizes" are film sizes normally stated in, well, metric measures,
like 6x9 and 9x12 (both in centimeters), as opposed to "inch"-sized
films, like 4x5, 5x7, 8x10, etc. So, counterintuitively, 9x12 film is
smaller than 4x5 film.



--
Save the Planet
Kill Yourself

- motto of the Church of Euthanasia (http://www.churchofeuthanasia.org/)
  #10  
Old October 13th 06, 03:02 PM posted to rec.photo.darkroom
odonoghue
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Posts: 12
Default Different Formats for Different Countries -- Variable DensityB&W Film

Metric and non-metric sheet film formats are physically different sizes.
Sheet film holders for 4x5" will not take 9x12cm sheets (they
fall out) and 9x12 holders won't accept 4x5" sheets.

j wrote:
Radium wrote:

Hi:

Is it true that in the days of B&W film and optical track audio, that
the films were formatted differently in different countries?



No, but there is sometimes confusion regarding certain sheet films which
were given in metric sizes. You can still get those oddball sizes from J&C.


 




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