作者: Takagi Akira , Tojo Hiroaki
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摘要: An ink jet printer provided with a horizontal scanning driving unit (3) for printing head (2), which has nozzle arrays (2a, 2b) comprising predetermined number of nozzles arranged at intervals, in direction on medium (S), vertical (4) the (S) direction, controller (5) controlling and units (3, 4) so as to set (2) position, (7) supplying an electric current according image data stored storage (6) including multivalued gradation information are stored. The is adapted generate binary output whether or not ejected by superposing dots already-formed position control operation (5).