bipack


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bipack

[′bī‚pak]
(graphic arts)
A photographic film composed of two sensitive emulsions; each is sensitive to a different color when exposed simultaneously.
References in periodicals archive ?
Panchromatic negative film is used in the camera as the rear component of a bipack in which the front film is a positive yellow dye image of the background scene.
It comes in standard 50-g kits and can be specially packaged in divided bipacks or pre-mixed and frozen syringes upon request.