Mita PointSource Ai 5555 - 1. Process

CONTENTS
1. PROCESS
OUTLINE AND COMPOSITION................................. 1-1
IMAGE READ MECHANISM ...................................... 1-2
[1] Outline............................................................ 1-2
IMAGE PROCESSING ............................................... 1-3
[1] Outline............................................................ 1-3
[2] Analog Processing ......................................... 1-3
[3] A/D Conversion .............................................. 1-3
[4] Shading Correction ........................................ 1-3
[5] Brightness/Density Conversion ...................... 1-4
[6] AE Processing ............................................... 1-4
[7] Text/Dot Pattern Identification........................ 1-4
[8] Filtering .......................................................... 1-4
[9] Magnification Processing ............................... 1-5
[10] Reversal Processing ...................................... 1-6
[11] Copy γ Correction .......................................... 1-6
[12] Selector, SGU ................................................ 1-6
[13] Write Density Control ..................................... 1-6
[14] Error Diffusion Processing ............................. 1-6
[15] Image Compression Processing .................... 1-6
[16] Memory .......................................................... 1-6
[17] Two-beam control .......................................... 1-6
IMAGE WRITE ........................................................... 1-7
[1] Outline............................................................ 1-7
[2] Collimator lens ............................................... 1-8
[3] Beam combining prism .................................. 1-8
[4] Compression Prism........................................ 1-8
[5] Fine Adjustment Prism ................................... 1-8
[6] Polygon mirror................................................ 1-8
[7] fθ lens ............................................................ 1-8
[8] Cylindrical Lenses .......................................... 1-9
[9] Index Sensor .................................................. 1-9
IMAGE FORMATION ............................................... 1-10
[1] Charging ...................................................... 1-10
[2] Exposure ...................................................... 1-10
[3] Developing ................................................... 1-10
[4] Transfer........................................................ 1-10
[5] Separation.................................................... 1-11
[6] Cleaning ....................................................... 1-11
[7] PCL .............................................................. 1-11