Ink jet printer for producing photographic prints, has edge detection sensor, controller for applying digital mask to printed image to prevent printing onto paper support, drier, and cutter

摘要

Printer has third transport roller (28'), second paper support (31''), drier, mechanism for returning paper to two-position second roller (28) and cutter (59''). Rear side printer (26) is between first transport roller (16) and measurement roller (18). Printer has color ink jet print head (36) and edge detection image sensor (46) and controller (54).