Film pressure plate definitions

Film pressure plate

A part of the camera back which, when closed against the film guide rails, creates a very precise tunnel in which the film is flatly positioned for sharpness
Found on http://www.encyclo.co.uk/local/21048

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Film pressure plate

A part of the camera back which, when closed against the film guide rails, creates a very precise tunnel in which the film is flatly positioned for sharpness.
Found on http://www.rodsmith.org.uk/photographic%20glossary/rods%20photographic%20gl

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