| 摘要 |
Electronically controlled film transport methods and systems are described. One system described comprises a film transport path for transporting film, an input drive assembly for advancing film through the film transport path, an output drive assembly for advancing film out of the film transport path, an aperture positioned in the film transport path, at least one registration pin capable of engaging at least one perforation in the film to secure a portion of the film in the aperture, wherein the at least one registration pin is capable of retracting to a non-engaging position, and a controller for controlling the retraction of the at least one registration pin.
|
