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- Jun 16, 2005
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- 4x5 Format
I am posting this to help people understand film codes and specifications numbers.
The film code is 4 digits. The first two digits identify the film base and usually the last two the light sensitive emulsion used.
The film specification number describes how is finished i.e. width, winding, perforated or not, packaging etc. i.e. 404 is 35mm, darkroom load, KS perforations, on a 2-inch OD plastic U-core, and is frame numbered. The spec number can have minor changes. There are hundreds of spec numbers depending on what combination of the variables are used.
Bob Shanebrook
I have a few copies of the first edition available. The 2nd edition is out of print.
www.makingKODAKfilm.com
The film code is 4 digits. The first two digits identify the film base and usually the last two the light sensitive emulsion used.
The film specification number describes how is finished i.e. width, winding, perforated or not, packaging etc. i.e. 404 is 35mm, darkroom load, KS perforations, on a 2-inch OD plastic U-core, and is frame numbered. The spec number can have minor changes. There are hundreds of spec numbers depending on what combination of the variables are used.
Bob Shanebrook
I have a few copies of the first edition available. The 2nd edition is out of print.
www.makingKODAKfilm.com